21820410

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{242449}}^1$

素因数の和:242462

約数の個数: 24

約数和(自身を含む): 56733300

約数和(自身を除く): 34912890

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 242449, 484898, 727347, 1212245, 1454694, 2182041, 2424490, 3636735, 4364082, 7273470, 10910205, 21820410]

約数ペア:

[(1, 21820410), (2, 10910205), (3, 7273470), (5, 4364082), (6, 3636735), (9, 2424490), (10, 2182041), (15, 1454694), (18, 1212245), (30, 727347), (45, 484898), (90, 242449)]