21471108

素因数分解:

$2^2\times 3^1\times {\mathrm{379}}^1\times {\mathrm{4721}}^1$

素因数の和:5107

約数の個数: 24

約数和(自身を含む): 50242080

約数和(自身を除く): 28770972

約数列:

[1, 2, 3, 4, 6, 12, 379, 758, 1137, 1516, 2274, 4548, 4721, 9442, 14163, 18884, 28326, 56652, 1789259, 3578518, 5367777, 7157036, 10735554, 21471108]

約数ペア:

[(1, 21471108), (2, 10735554), (3, 7157036), (4, 5367777), (6, 3578518), (12, 1789259), (379, 56652), (758, 28326), (1137, 18884), (1516, 14163), (2274, 9442), (4548, 4721)]