21820032

素因数分解:

$2^7\times 3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1$

素因数の和:111

約数の個数: 192

約数和(自身を含む): 71285760

約数和(自身を除く): 49465728

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 31, 32, 36, 39, 47, 48, 52, 62, 64, 72, 78, 93, 94, 96, 104, 117, 124, 128, 141, 144, 156, 186, 188, 192, 208, 234, 248, 279, 282, 288, 312, 372, 376, 384, 403, 416, 423, 468, 496, 558, 564, 576, 611, 624, 744, 752, 806, 832, 846, 936, 992, 1116, 1128, 1152, 1209, 1222, 1248, 1457, 1488, 1504, 1612, 1664, 1692, 1833, 1872, 1984, 2232, 2256, 2418, 2444, 2496, 2914, 2976, 3008, 3224, 3384, 3627, 3666, 3744, 3968, 4371, 4464, 4512, 4836, 4888, 4992, 5499, 5828, 5952, 6016, 6448, 6768, 7254, 7332, 7488, 8742, 8928, 9024, 9672, 9776, 10998, 11656, 11904, 12896, 13113, 13536, 14508, 14664, 14976, 17484, 17856, 18048, 18941, 19344, 19552, 21996, 23312, 25792, 26226, 27072, 29016, 29328, 34968, 35712, 37882, 38688, 39104, 43992, 46624, 51584, 52452, 54144, 56823, 58032, 58656, 69936, 75764, 77376, 78208, 87984, 93248, 104904, 113646, 116064, 117312, 139872, 151528, 154752, 170469, 175968, 186496, 209808, 227292, 232128, 234624, 279744, 303056, 340938, 351936, 419616, 454584, 464256, 559488, 606112, 681876, 703872, 839232, 909168, 1212224, 1363752, 1678464, 1818336, 2424448, 2727504, 3636672, 5455008, 7273344, 10910016, 21820032]

約数ペア:

[(1, 21820032), (2, 10910016), (3, 7273344), (4, 5455008), (6, 3636672), (8, 2727504), (9, 2424448), (12, 1818336), (13, 1678464), (16, 1363752), (18, 1212224), (24, 909168), (26, 839232), (31, 703872), (32, 681876), (36, 606112), (39, 559488), (47, 464256), (48, 454584), (52, 419616), (62, 351936), (64, 340938), (72, 303056), (78, 279744), (93, 234624), (94, 232128), (96, 227292), (104, 209808), (117, 186496), (124, 175968), (128, 170469), (141, 154752), (144, 151528), (156, 139872), (186, 117312), (188, 116064), (192, 113646), (208, 104904), (234, 93248), (248, 87984), (279, 78208), (282, 77376), (288, 75764), (312, 69936), (372, 58656), (376, 58032), (384, 56823), (403, 54144), (416, 52452), (423, 51584), (468, 46624), (496, 43992), (558, 39104), (564, 38688), (576, 37882), (611, 35712), (624, 34968), (744, 29328), (752, 29016), (806, 27072), (832, 26226), (846, 25792), (936, 23312), (992, 21996), (1116, 19552), (1128, 19344), (1152, 18941), (1209, 18048), (1222, 17856), (1248, 17484), (1457, 14976), (1488, 14664), (1504, 14508), (1612, 13536), (1664, 13113), (1692, 12896), (1833, 11904), (1872, 11656), (1984, 10998), (2232, 9776), (2256, 9672), (2418, 9024), (2444, 8928), (2496, 8742), (2914, 7488), (2976, 7332), (3008, 7254), (3224, 6768), (3384, 6448), (3627, 6016), (3666, 5952), (3744, 5828), (3968, 5499), (4371, 4992), (4464, 4888), (4512, 4836)]