21290844

素因数分解:

$2^2\times 3^1\times {\mathrm{271}}^1\times {\mathrm{6547}}^1$

素因数の和:6825

約数の個数: 24

約数和(自身を含む): 49869568

約数和(自身を除く): 28578724

約数列:

[1, 2, 3, 4, 6, 12, 271, 542, 813, 1084, 1626, 3252, 6547, 13094, 19641, 26188, 39282, 78564, 1774237, 3548474, 5322711, 7096948, 10645422, 21290844]

約数ペア:

[(1, 21290844), (2, 10645422), (3, 7096948), (4, 5322711), (6, 3548474), (12, 1774237), (271, 78564), (542, 39282), (813, 26188), (1084, 19641), (1626, 13094), (3252, 6547)]