21941843

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{233}}^1\times {\mathrm{1223}}^1$

素因数の和:1474

約数の個数: 16

約数和(自身を含む): 27495936

約数和(自身を除く): 5554093

約数列:

[1, 7, 11, 77, 233, 1223, 1631, 2563, 8561, 13453, 17941, 94171, 284959, 1994713, 3134549, 21941843]

約数ペア:

[(1, 21941843), (7, 3134549), (11, 1994713), (77, 284959), (233, 94171), (1223, 17941), (1631, 13453), (2563, 8561)]