21357847010

素因数分解:

$2^1\times 5^1\times {\mathrm{15227}}^1\times {\mathrm{140263}}^1$

素因数の和:155497

約数の個数: 16

約数和(自身を含む): 38446923456

約数和(自身を除く): 17089076446

約数列:

[1, 2, 5, 10, 15227, 30454, 76135, 140263, 152270, 280526, 701315, 1402630, 2135784701, 4271569402, 10678923505, 21357847010]

約数ペア:

[(1, 21357847010), (2, 10678923505), (5, 4271569402), (10, 2135784701), (15227, 1402630), (30454, 701315), (76135, 280526), (140263, 152270)]