21767214

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{277}}^1\times {\mathrm{1871}}^1$

素因数の和:2160

約数の個数: 32

約数和(自身を含む): 49959936

約数和(自身を除く): 28192722

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 277, 554, 831, 1662, 1871, 1939, 3742, 3878, 5613, 5817, 11226, 11634, 13097, 26194, 39291, 78582, 518267, 1036534, 1554801, 3109602, 3627869, 7255738, 10883607, 21767214]

約数ペア:

[(1, 21767214), (2, 10883607), (3, 7255738), (6, 3627869), (7, 3109602), (14, 1554801), (21, 1036534), (42, 518267), (277, 78582), (554, 39291), (831, 26194), (1662, 13097), (1871, 11634), (1939, 11226), (3742, 5817), (3878, 5613)]