21985282872

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{13451}}^1$

素因数の和:13543

約数の個数: 256

約数和(自身を含む): 74384179200

約数和(自身を除く): 52398896328

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 23, 24, 27, 28, 36, 42, 46, 47, 54, 56, 63, 69, 72, 84, 92, 94, 108, 126, 138, 141, 161, 168, 184, 188, 189, 207, 216, 252, 276, 282, 322, 329, 376, 378, 414, 423, 483, 504, 552, 564, 621, 644, 658, 756, 828, 846, 966, 987, 1081, 1128, 1242, 1269, 1288, 1316, 1449, 1512, 1656, 1692, 1932, 1974, 2162, 2484, 2538, 2632, 2898, 2961, 3243, 3384, 3864, 3948, 4324, 4347, 4968, 5076, 5796, 5922, 6486, 7567, 7896, 8648, 8694, 8883, 9729, 10152, 11592, 11844, 12972, 13451, 15134, 17388, 17766, 19458, 22701, 23688, 25944, 26902, 29187, 30268, 34776, 35532, 38916, 40353, 45402, 53804, 58374, 60536, 68103, 71064, 77832, 80706, 90804, 94157, 107608, 116748, 121059, 136206, 161412, 181608, 188314, 204309, 233496, 242118, 272412, 282471, 309373, 322824, 363177, 376628, 408618, 484236, 544824, 564942, 618746, 632197, 726354, 753256, 817236, 847413, 928119, 968472, 1129884, 1237492, 1264394, 1452708, 1634472, 1694826, 1856238, 1896591, 2165611, 2259768, 2474984, 2528788, 2542239, 2784357, 2905416, 3389652, 3712476, 3793182, 4331222, 4425379, 5057576, 5084478, 5568714, 5689773, 6496833, 6779304, 7424952, 7586364, 8353071, 8662444, 8850758, 10168956, 11137428, 11379546, 12993666, 13276137, 14540531, 15172728, 16706142, 17069319, 17324888, 17701516, 19490499, 20337912, 22274856, 22759092, 25987332, 26552274, 29081062, 33412284, 34138638, 35403032, 38980998, 39828411, 43621593, 45518184, 51974664, 53104548, 58162124, 58471497, 66824568, 68277276, 77961996, 79656822, 87243186, 101783717, 106209096, 116324248, 116942994, 119485233, 130864779, 136554552, 155923992, 159313644, 174486372, 203567434, 233885988, 238970466, 261729558, 305351151, 318627288, 348972744, 392594337, 407134868, 467771976, 477940932, 523459116, 610702302, 785188674, 814269736, 916053453, 955881864, 1046918232, 1221404604, 1570377348, 1832106906, 2442809208, 2748160359, 3140754696, 3664213812, 5496320718, 7328427624, 10992641436, 21985282872]

約数ペア:

[(1, 21985282872), (2, 10992641436), (3, 7328427624), (4, 5496320718), (6, 3664213812), (7, 3140754696), (8, 2748160359), (9, 2442809208), (12, 1832106906), (14, 1570377348), (18, 1221404604), (21, 1046918232), (23, 955881864), (24, 916053453), (27, 814269736), (28, 785188674), (36, 610702302), (42, 523459116), (46, 477940932), (47, 467771976), (54, 407134868), (56, 392594337), (63, 348972744), (69, 318627288), (72, 305351151), (84, 261729558), (92, 238970466), (94, 233885988), (108, 203567434), (126, 174486372), (138, 159313644), (141, 155923992), (161, 136554552), (168, 130864779), (184, 119485233), (188, 116942994), (189, 116324248), (207, 106209096), (216, 101783717), (252, 87243186), (276, 79656822), (282, 77961996), (322, 68277276), (329, 66824568), (376, 58471497), (378, 58162124), (414, 53104548), (423, 51974664), (483, 45518184), (504, 43621593), (552, 39828411), (564, 38980998), (621, 35403032), (644, 34138638), (658, 33412284), (756, 29081062), (828, 26552274), (846, 25987332), (966, 22759092), (987, 22274856), (1081, 20337912), (1128, 19490499), (1242, 17701516), (1269, 17324888), (1288, 17069319), (1316, 16706142), (1449, 15172728), (1512, 14540531), (1656, 13276137), (1692, 12993666), (1932, 11379546), (1974, 11137428), (2162, 10168956), (2484, 8850758), (2538, 8662444), (2632, 8353071), (2898, 7586364), (2961, 7424952), (3243, 6779304), (3384, 6496833), (3864, 5689773), (3948, 5568714), (4324, 5084478), (4347, 5057576), (4968, 4425379), (5076, 4331222), (5796, 3793182), (5922, 3712476), (6486, 3389652), (7567, 2905416), (7896, 2784357), (8648, 2542239), (8694, 2528788), (8883, 2474984), (9729, 2259768), (10152, 2165611), (11592, 1896591), (11844, 1856238), (12972, 1694826), (13451, 1634472), (15134, 1452708), (17388, 1264394), (17766, 1237492), (19458, 1129884), (22701, 968472), (23688, 928119), (25944, 847413), (26902, 817236), (29187, 753256), (30268, 726354), (34776, 632197), (35532, 618746), (38916, 564942), (40353, 544824), (45402, 484236), (53804, 408618), (58374, 376628), (60536, 363177), (68103, 322824), (71064, 309373), (77832, 282471), (80706, 272412), (90804, 242118), (94157, 233496), (107608, 204309), (116748, 188314), (121059, 181608), (136206, 161412)]