21045972670

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{91504229}}^1$

素因数の和:91504259

約数の個数: 16

約数和(自身を含む): 39529827360

約数和(自身を除く): 18483854690

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 91504229, 183008458, 457521145, 915042290, 2104597267, 4209194534, 10522986335, 21045972670]

約数ペア:

[(1, 21045972670), (2, 10522986335), (5, 4209194534), (10, 2104597267), (23, 915042290), (46, 457521145), (115, 183008458), (230, 91504229)]