211713212

素因数分解:

$2^2\times {\mathrm{8243}}^1\times {\mathrm{6421}}^1$

素因数の和:14668

約数の個数: 12

約数和(自身を含む): 370600776

約数和(自身を除く): 158887564

約数列:

[1, 2, 4, 6421, 8243, 12842, 16486, 25684, 32972, 52928303, 105856606, 211713212]

約数ペア:

[(1, 211713212), (2, 105856606), (4, 52928303), (6421, 32972), (8243, 25684), (12842, 16486)]