21490329120

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3443963}}^1$

素因数の和:3443994

約数の個数: 96

約数和(自身を含む): 72901829952

約数和(自身を除く): 51411500832

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 65, 78, 80, 96, 104, 120, 130, 156, 160, 195, 208, 240, 260, 312, 390, 416, 480, 520, 624, 780, 1040, 1248, 1560, 2080, 3120, 6240, 3443963, 6887926, 10331889, 13775852, 17219815, 20663778, 27551704, 34439630, 41327556, 44771519, 51659445, 55103408, 68879260, 82655112, 89543038, 103318890, 110206816, 134314557, 137758520, 165310224, 179086076, 206637780, 223857595, 268629114, 275517040, 330620448, 358172152, 413275560, 447715190, 537258228, 551034080, 671572785, 716344304, 826551120, 895430380, 1074516456, 1343145570, 1432688608, 1653102240, 1790860760, 2149032912, 2686291140, 3581721520, 4298065824, 5372582280, 7163443040, 10745164560, 21490329120]

約数ペア:

[(1, 21490329120), (2, 10745164560), (3, 7163443040), (4, 5372582280), (5, 4298065824), (6, 3581721520), (8, 2686291140), (10, 2149032912), (12, 1790860760), (13, 1653102240), (15, 1432688608), (16, 1343145570), (20, 1074516456), (24, 895430380), (26, 826551120), (30, 716344304), (32, 671572785), (39, 551034080), (40, 537258228), (48, 447715190), (52, 413275560), (60, 358172152), (65, 330620448), (78, 275517040), (80, 268629114), (96, 223857595), (104, 206637780), (120, 179086076), (130, 165310224), (156, 137758520), (160, 134314557), (195, 110206816), (208, 103318890), (240, 89543038), (260, 82655112), (312, 68879260), (390, 55103408), (416, 51659445), (480, 44771519), (520, 41327556), (624, 34439630), (780, 27551704), (1040, 20663778), (1248, 17219815), (1560, 13775852), (2080, 10331889), (3120, 6887926), (6240, 3443963)]