21072246

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{270157}}^1$

素因数の和:270175

約数の個数: 16

約数和(自身を含む): 45386544

約数和(自身を除く): 24314298

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 270157, 540314, 810471, 1620942, 3512041, 7024082, 10536123, 21072246]

約数ペア:

[(1, 21072246), (2, 10536123), (3, 7024082), (6, 3512041), (13, 1620942), (26, 810471), (39, 540314), (78, 270157)]