21950986980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2221}}^1\times {\mathrm{12671}}^1$

素因数の和:14917

約数の個数: 96

約数和(自身を含む): 66225696768

約数和(自身を除く): 44274709788

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 2221, 4442, 6663, 8884, 11105, 12671, 13326, 22210, 25342, 26652, 28873, 33315, 38013, 44420, 50684, 57746, 63355, 66630, 76026, 86619, 115492, 126710, 133260, 144365, 152052, 164723, 173238, 190065, 253420, 288730, 329446, 346476, 380130, 433095, 494169, 577460, 658892, 760260, 823615, 866190, 988338, 1647230, 1732380, 1976676, 2470845, 3294460, 4941690, 9883380, 28142291, 56284582, 84426873, 112569164, 140711455, 168853746, 281422910, 337707492, 365849783, 422134365, 562845820, 731699566, 844268730, 1097549349, 1463399132, 1688537460, 1829248915, 2195098698, 3658497830, 4390197396, 5487746745, 7316995660, 10975493490, 21950986980]

約数ペア:

[(1, 21950986980), (2, 10975493490), (3, 7316995660), (4, 5487746745), (5, 4390197396), (6, 3658497830), (10, 2195098698), (12, 1829248915), (13, 1688537460), (15, 1463399132), (20, 1097549349), (26, 844268730), (30, 731699566), (39, 562845820), (52, 422134365), (60, 365849783), (65, 337707492), (78, 281422910), (130, 168853746), (156, 140711455), (195, 112569164), (260, 84426873), (390, 56284582), (780, 28142291), (2221, 9883380), (4442, 4941690), (6663, 3294460), (8884, 2470845), (11105, 1976676), (12671, 1732380), (13326, 1647230), (22210, 988338), (25342, 866190), (26652, 823615), (28873, 760260), (33315, 658892), (38013, 577460), (44420, 494169), (50684, 433095), (57746, 380130), (63355, 346476), (66630, 329446), (76026, 288730), (86619, 253420), (115492, 190065), (126710, 173238), (133260, 164723), (144365, 152052)]