21301493757

素因数分解:

$3^1\times {\mathrm{103}}^1\times {\mathrm{1283}}^1\times {\mathrm{53731}}^1$

素因数の和:55120

約数の個数: 16

約数和(自身を含む): 28700625408

約数和(自身を除く): 7399131651

約数列:

[1, 3, 103, 309, 1283, 3849, 53731, 132149, 161193, 396447, 5534293, 16602879, 68936873, 206810619, 7100497919, 21301493757]

約数ペア:

[(1, 21301493757), (3, 7100497919), (103, 206810619), (309, 68936873), (1283, 16602879), (3849, 5534293), (53731, 396447), (132149, 161193)]