21711522

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{3719}}^1$

素因数の和:3870

約数の個数: 32

約数和(自身を含む): 49996800

約数和(自身を除く): 28285278

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 139, 278, 417, 834, 973, 1946, 2919, 3719, 5838, 7438, 11157, 22314, 26033, 52066, 78099, 156198, 516941, 1033882, 1550823, 3101646, 3618587, 7237174, 10855761, 21711522]

約数ペア:

[(1, 21711522), (2, 10855761), (3, 7237174), (6, 3618587), (7, 3101646), (14, 1550823), (21, 1033882), (42, 516941), (139, 156198), (278, 78099), (417, 52066), (834, 26033), (973, 22314), (1946, 11157), (2919, 7438), (3719, 5838)]