21285396

素因数分解:

$2^2\times 3^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1$

素因数の和:107

約数の個数: 192

約数和(自身を含む): 67737600

約数和(自身を除く): 46452204

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 19, 22, 23, 27, 33, 36, 38, 41, 44, 46, 54, 57, 66, 69, 76, 82, 92, 99, 108, 114, 123, 132, 138, 164, 171, 198, 207, 209, 228, 246, 253, 276, 297, 342, 369, 396, 414, 418, 437, 451, 492, 506, 513, 594, 621, 627, 684, 738, 759, 779, 828, 836, 874, 902, 943, 1012, 1026, 1107, 1188, 1242, 1254, 1311, 1353, 1476, 1518, 1558, 1748, 1804, 1881, 1886, 2052, 2214, 2277, 2337, 2484, 2508, 2622, 2706, 2829, 3036, 3116, 3762, 3772, 3933, 4059, 4428, 4554, 4674, 4807, 5244, 5412, 5643, 5658, 6831, 7011, 7524, 7866, 8118, 8487, 8569, 9108, 9348, 9614, 10373, 11286, 11316, 11799, 12177, 13662, 14022, 14421, 15732, 16236, 16974, 17138, 17917, 19228, 20746, 21033, 22572, 23598, 24354, 25461, 25707, 27324, 28044, 28842, 31119, 33948, 34276, 35834, 41492, 42066, 43263, 47196, 48708, 50922, 51414, 53751, 57684, 62238, 71668, 77121, 84132, 86526, 93357, 101844, 102828, 107502, 124476, 129789, 154242, 161253, 173052, 186714, 197087, 215004, 231363, 259578, 280071, 308484, 322506, 373428, 394174, 462726, 483759, 519156, 560142, 591261, 645012, 788348, 925452, 967518, 1120284, 1182522, 1773783, 1935036, 2365044, 3547566, 5321349, 7095132, 10642698, 21285396]

約数ペア:

[(1, 21285396), (2, 10642698), (3, 7095132), (4, 5321349), (6, 3547566), (9, 2365044), (11, 1935036), (12, 1773783), (18, 1182522), (19, 1120284), (22, 967518), (23, 925452), (27, 788348), (33, 645012), (36, 591261), (38, 560142), (41, 519156), (44, 483759), (46, 462726), (54, 394174), (57, 373428), (66, 322506), (69, 308484), (76, 280071), (82, 259578), (92, 231363), (99, 215004), (108, 197087), (114, 186714), (123, 173052), (132, 161253), (138, 154242), (164, 129789), (171, 124476), (198, 107502), (207, 102828), (209, 101844), (228, 93357), (246, 86526), (253, 84132), (276, 77121), (297, 71668), (342, 62238), (369, 57684), (396, 53751), (414, 51414), (418, 50922), (437, 48708), (451, 47196), (492, 43263), (506, 42066), (513, 41492), (594, 35834), (621, 34276), (627, 33948), (684, 31119), (738, 28842), (759, 28044), (779, 27324), (828, 25707), (836, 25461), (874, 24354), (902, 23598), (943, 22572), (1012, 21033), (1026, 20746), (1107, 19228), (1188, 17917), (1242, 17138), (1254, 16974), (1311, 16236), (1353, 15732), (1476, 14421), (1518, 14022), (1558, 13662), (1748, 12177), (1804, 11799), (1881, 11316), (1886, 11286), (2052, 10373), (2214, 9614), (2277, 9348), (2337, 9108), (2484, 8569), (2508, 8487), (2622, 8118), (2706, 7866), (2829, 7524), (3036, 7011), (3116, 6831), (3762, 5658), (3772, 5643), (3933, 5412), (4059, 5244), (4428, 4807), (4554, 4674)]