21000260010

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{9859277}}^1$

素因数の和:9859358

約数の個数: 32

約数和(自身を含む): 51110497152

約数和(自身を除く): 30110237142

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 71, 142, 213, 355, 426, 710, 1065, 2130, 9859277, 19718554, 29577831, 49296385, 59155662, 98592770, 147889155, 295778310, 700008667, 1400017334, 2100026001, 3500043335, 4200052002, 7000086670, 10500130005, 21000260010]

約数ペア:

[(1, 21000260010), (2, 10500130005), (3, 7000086670), (5, 4200052002), (6, 3500043335), (10, 2100026001), (15, 1400017334), (30, 700008667), (71, 295778310), (142, 147889155), (213, 98592770), (355, 59155662), (426, 49296385), (710, 29577831), (1065, 19718554), (2130, 9859277)]