21000618163

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{3079}}^1\times {\mathrm{33599}}^1$

素因数の和:36714

約数の個数: 16

約数和(自身を含む): 24837120000

約数和(自身を除く): 3836501837

約数列:

[1, 7, 29, 203, 3079, 21553, 33599, 89291, 235193, 625037, 974371, 6820597, 103451321, 724159247, 3000088309, 21000618163]

約数ペア:

[(1, 21000618163), (7, 3000088309), (29, 724159247), (203, 103451321), (3079, 6820597), (21553, 974371), (33599, 625037), (89291, 235193)]