16621239

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{313}}^1\times {\mathrm{571}}^1$

素因数の和:918

約数の個数: 16

約数和(自身を含む): 22989824

約数和(自身を除く): 6368585

約数列:

[1, 3, 31, 93, 313, 571, 939, 1713, 9703, 17701, 29109, 53103, 178723, 536169, 5540413, 16621239]

約数ペア:

[(1, 16621239), (3, 5540413), (31, 536169), (93, 178723), (313, 53103), (571, 29109), (939, 17701), (1713, 9703)]