21200970

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{100957}}^1$

素因数の和:100974

約数の個数: 32

約数和(自身を含む): 58151808

約数和(自身を除く): 36950838

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 100957, 201914, 302871, 504785, 605742, 706699, 1009570, 1413398, 1514355, 2120097, 3028710, 3533495, 4240194, 7066990, 10600485, 21200970]

約数ペア:

[(1, 21200970), (2, 10600485), (3, 7066990), (5, 4240194), (6, 3533495), (7, 3028710), (10, 2120097), (14, 1514355), (15, 1413398), (21, 1009570), (30, 706699), (35, 605742), (42, 504785), (70, 302871), (105, 201914), (210, 100957)]