21031874513

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{1795601}}^1$

素因数の和:1795684

約数の個数: 16

約数和(自身を含む): 24434552016

約数和(自身を除く): 3402677503

約数列:

[1, 13, 17, 53, 221, 689, 901, 11713, 1795601, 23342813, 30525217, 95166853, 396827821, 1237169089, 1617836501, 21031874513]

約数ペア:

[(1, 21031874513), (13, 1617836501), (17, 1237169089), (53, 396827821), (221, 95166853), (689, 30525217), (901, 23342813), (11713, 1795601)]