21880308

素因数分解:

$2^2\times 3^1\times {\mathrm{53}}^1\times {\mathrm{34403}}^1$

素因数の和:34463

約数の個数: 24

約数和(自身を含む): 52018848

約数和(自身を除く): 30138540

約数列:

[1, 2, 3, 4, 6, 12, 53, 106, 159, 212, 318, 636, 34403, 68806, 103209, 137612, 206418, 412836, 1823359, 3646718, 5470077, 7293436, 10940154, 21880308]

約数ペア:

[(1, 21880308), (2, 10940154), (3, 7293436), (4, 5470077), (6, 3646718), (12, 1823359), (53, 412836), (106, 206418), (159, 137612), (212, 103209), (318, 68806), (636, 34403)]