21685737

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{2473}}^1$

素因数の和:2592

約数の個数: 16

約数和(自身を含む): 30083840

約数和(自身を除く): 8398103

約数列:

[1, 3, 37, 79, 111, 237, 2473, 2923, 7419, 8769, 91501, 195367, 274503, 586101, 7228579, 21685737]

約数ペア:

[(1, 21685737), (3, 7228579), (37, 586101), (79, 274503), (111, 195367), (237, 91501), (2473, 8769), (2923, 7419)]