21119691333

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{547}}^1\times {\mathrm{990001}}^1$

素因数の和:990564

約数の個数: 16

約数和(自身を含む): 30381181376

約数和(自身を除く): 9261490043

約数列:

[1, 3, 13, 39, 547, 1641, 7111, 21333, 990001, 2970003, 12870013, 38610039, 541530547, 1624591641, 7039897111, 21119691333]

約数ペア:

[(1, 21119691333), (3, 7039897111), (13, 1624591641), (39, 541530547), (547, 38610039), (1641, 12870013), (7111, 2970003), (21333, 990001)]