20161821321

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{532241}}^1$

素因数の和:532334

約数の個数: 32

約数和(自身を含む): 31679043840

約数和(自身を除く): 11517222519

約数列:

[1, 3, 9, 23, 27, 61, 69, 183, 207, 549, 621, 1403, 1647, 4209, 12627, 37881, 532241, 1596723, 4790169, 12241543, 14370507, 32466701, 36724629, 97400103, 110173887, 292200309, 330521661, 746734123, 876600927, 2240202369, 6720607107, 20161821321]

約数ペア:

[(1, 20161821321), (3, 6720607107), (9, 2240202369), (23, 876600927), (27, 746734123), (61, 330521661), (69, 292200309), (183, 110173887), (207, 97400103), (549, 36724629), (621, 32466701), (1403, 14370507), (1647, 12241543), (4209, 4790169), (12627, 1596723), (37881, 532241)]