21650607

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{383}}^1\times {\mathrm{571}}^1$

素因数の和:971

約数の個数: 24

約数和(自身を含む): 34265088

約数和(自身を除く): 12614481

約数列:

[1, 3, 9, 11, 33, 99, 383, 571, 1149, 1713, 3447, 4213, 5139, 6281, 12639, 18843, 37917, 56529, 218693, 656079, 1968237, 2405623, 7216869, 21650607]

約数ペア:

[(1, 21650607), (3, 7216869), (9, 2405623), (11, 1968237), (33, 656079), (99, 218693), (383, 56529), (571, 37917), (1149, 18843), (1713, 12639), (3447, 6281), (4213, 5139)]