21106946

素因数分解:

$2^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{5821}}^1$

素因数の和:5874

約数の個数: 24

約数和(自身を含む): 37831356

約数和(自身を除く): 16724410

約数列:

[1, 2, 7, 14, 37, 49, 74, 98, 259, 518, 1813, 3626, 5821, 11642, 40747, 81494, 215377, 285229, 430754, 570458, 1507639, 3015278, 10553473, 21106946]

約数ペア:

[(1, 21106946), (2, 10553473), (7, 3015278), (14, 1507639), (37, 570458), (49, 430754), (74, 285229), (98, 215377), (259, 81494), (518, 40747), (1813, 11642), (3626, 5821)]