21984339

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{9241}}^1$

素因数の和:9318

約数の個数: 16

約数和(自身を含む): 32088224

約数和(自身を除く): 10103885

約数列:

[1, 3, 13, 39, 61, 183, 793, 2379, 9241, 27723, 120133, 360399, 563701, 1691103, 7328113, 21984339]

約数ペア:

[(1, 21984339), (3, 7328113), (13, 1691103), (39, 563701), (61, 360399), (183, 120133), (793, 27723), (2379, 9241)]