21027360

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{617}}^1$

素因数の和:706

約数の個数: 96

約数和(自身を含む): 67277952

約数和(自身を除く): 46250592

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 71, 80, 96, 120, 142, 160, 213, 240, 284, 355, 426, 480, 568, 617, 710, 852, 1065, 1136, 1234, 1420, 1704, 1851, 2130, 2272, 2468, 2840, 3085, 3408, 3702, 4260, 4936, 5680, 6170, 6816, 7404, 8520, 9255, 9872, 11360, 12340, 14808, 17040, 18510, 19744, 24680, 29616, 34080, 37020, 43807, 49360, 59232, 74040, 87614, 98720, 131421, 148080, 175228, 219035, 262842, 296160, 350456, 438070, 525684, 657105, 700912, 876140, 1051368, 1314210, 1401824, 1752280, 2102736, 2628420, 3504560, 4205472, 5256840, 7009120, 10513680, 21027360]

約数ペア:

[(1, 21027360), (2, 10513680), (3, 7009120), (4, 5256840), (5, 4205472), (6, 3504560), (8, 2628420), (10, 2102736), (12, 1752280), (15, 1401824), (16, 1314210), (20, 1051368), (24, 876140), (30, 700912), (32, 657105), (40, 525684), (48, 438070), (60, 350456), (71, 296160), (80, 262842), (96, 219035), (120, 175228), (142, 148080), (160, 131421), (213, 98720), (240, 87614), (284, 74040), (355, 59232), (426, 49360), (480, 43807), (568, 37020), (617, 34080), (710, 29616), (852, 24680), (1065, 19744), (1136, 18510), (1234, 17040), (1420, 14808), (1704, 12340), (1851, 11360), (2130, 9872), (2272, 9255), (2468, 8520), (2840, 7404), (3085, 6816), (3408, 6170), (3702, 5680), (4260, 4936)]