21170110

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{162847}}^1$

素因数の和:162867

約数の個数: 16

約数和(自身を含む): 41037696

約数和(自身を除く): 19867586

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 162847, 325694, 814235, 1628470, 2117011, 4234022, 10585055, 21170110]

約数ペア:

[(1, 21170110), (2, 10585055), (5, 4234022), (10, 2117011), (13, 1628470), (26, 814235), (65, 325694), (130, 162847)]