21566874

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{181}}^1\times {\mathrm{2837}}^1$

素因数の和:3030

約数の個数: 32

約数和(自身を含む): 49585536

約数和(自身を除く): 28018662

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 181, 362, 543, 1086, 1267, 2534, 2837, 3801, 5674, 7602, 8511, 17022, 19859, 39718, 59577, 119154, 513497, 1026994, 1540491, 3080982, 3594479, 7188958, 10783437, 21566874]

約数ペア:

[(1, 21566874), (2, 10783437), (3, 7188958), (6, 3594479), (7, 3080982), (14, 1540491), (21, 1026994), (42, 513497), (181, 119154), (362, 59577), (543, 39718), (1086, 19859), (1267, 17022), (2534, 8511), (2837, 7602), (3801, 5674)]