20210938647

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{8245997}}^1$

素因数の和:8246062

約数の個数: 16

約数和(自身を含む): 29025912960

約数和(自身を除く): 8814974313

約数列:

[1, 3, 19, 43, 57, 129, 817, 2451, 8245997, 24737991, 156673943, 354577871, 470021829, 1063733613, 6736979549, 20210938647]

約数ペア:

[(1, 20210938647), (3, 6736979549), (19, 1063733613), (43, 470021829), (57, 354577871), (129, 156673943), (817, 24737991), (2451, 8245997)]