21524568

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{3631}}^1$

素因数の和:3672

約数の個数: 64

約数和(自身を含む): 61017600

約数和(自身を除く): 39493032

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 19, 24, 26, 38, 39, 52, 57, 76, 78, 104, 114, 152, 156, 228, 247, 312, 456, 494, 741, 988, 1482, 1976, 2964, 3631, 5928, 7262, 10893, 14524, 21786, 29048, 43572, 47203, 68989, 87144, 94406, 137978, 141609, 188812, 206967, 275956, 283218, 377624, 413934, 551912, 566436, 827868, 896857, 1132872, 1655736, 1793714, 2690571, 3587428, 5381142, 7174856, 10762284, 21524568]

約数ペア:

[(1, 21524568), (2, 10762284), (3, 7174856), (4, 5381142), (6, 3587428), (8, 2690571), (12, 1793714), (13, 1655736), (19, 1132872), (24, 896857), (26, 827868), (38, 566436), (39, 551912), (52, 413934), (57, 377624), (76, 283218), (78, 275956), (104, 206967), (114, 188812), (152, 141609), (156, 137978), (228, 94406), (247, 87144), (312, 68989), (456, 47203), (494, 43572), (741, 29048), (988, 21786), (1482, 14524), (1976, 10893), (2964, 7262), (3631, 5928)]