21848901

素因数分解:

$3^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{1531}}^1$

素因数の和:1672

約数の個数: 16

約数和(自身を含む): 30002688

約数和(自身を除く): 8153787

約数列:

[1, 3, 67, 71, 201, 213, 1531, 4593, 4757, 14271, 102577, 108701, 307731, 326103, 7282967, 21848901]

約数ペア:

[(1, 21848901), (3, 7282967), (67, 326103), (71, 307731), (201, 108701), (213, 102577), (1531, 14271), (4593, 4757)]