21463701

素因数分解:

$3^1\times 7^1\times {\mathrm{241}}^1\times {\mathrm{4241}}^1$

素因数の和:4492

約数の個数: 16

約数和(自身を含む): 32850048

約数和(自身を除く): 11386347

約数列:

[1, 3, 7, 21, 241, 723, 1687, 4241, 5061, 12723, 29687, 89061, 1022081, 3066243, 7154567, 21463701]

約数ペア:

[(1, 21463701), (3, 7154567), (7, 3066243), (21, 1022081), (241, 89061), (723, 29687), (1687, 12723), (4241, 5061)]