21986952

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{3709}}^1$

素因数の和:3750

約数の個数: 64

約数和(自身を含む): 62328000

約数和(自身を除く): 40341048

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, 3709, 5928, 7418, 11127, 14836, 22254, 29672, 44508, 48217, 70471, 89016, 96434, 140942, 144651, 192868, 211413, 281884, 289302, 385736, 422826, 563768, 578604, 845652, 916123, 1157208, 1691304, 1832246, 2748369, 3664492, 5496738, 7328984, 10993476, 21986952]

約数ペア:

[(1, 21986952), (2, 10993476), (3, 7328984), (4, 5496738), (6, 3664492), (8, 2748369), (12, 1832246), (13, 1691304), (19, 1157208), (24, 916123), (26, 845652), (38, 578604), (39, 563768), (52, 422826), (57, 385736), (76, 289302), (78, 281884), (104, 211413), (114, 192868), (152, 144651), (156, 140942), (228, 96434), (247, 89016), (312, 70471), (456, 48217), (494, 44508), (741, 29672), (988, 22254), (1482, 14836), (1976, 11127), (2964, 7418), (3709, 5928)]