21054630

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{269}}^1\times {\mathrm{2609}}^1$

素因数の和:2888

約数の個数: 32

約数和(自身を含む): 50738400

約数和(自身を除く): 29683770

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 269, 538, 807, 1345, 1614, 2609, 2690, 4035, 5218, 7827, 8070, 13045, 15654, 26090, 39135, 78270, 701821, 1403642, 2105463, 3509105, 4210926, 7018210, 10527315, 21054630]

約数ペア:

[(1, 21054630), (2, 10527315), (3, 7018210), (5, 4210926), (6, 3509105), (10, 2105463), (15, 1403642), (30, 701821), (269, 78270), (538, 39135), (807, 26090), (1345, 15654), (1614, 13045), (2609, 8070), (2690, 7827), (4035, 5218)]