21000228230

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{110527517}}^1$

素因数の和:110527543

約数の個数: 16

約数和(自身を含む): 39789906480

約数和(自身を除く): 18789678250

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 110527517, 221055034, 552637585, 1105275170, 2100022823, 4200045646, 10500114115, 21000228230]

約数ペア:

[(1, 21000228230), (2, 10500114115), (5, 4200045646), (10, 2100022823), (19, 1105275170), (38, 552637585), (95, 221055034), (190, 110527517)]