21138348

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{22877}}^1$

素因数の和:22902

約数の個数: 48

約数和(自身を含む): 61496064

約数和(自身を除く): 40357716

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 33, 42, 44, 66, 77, 84, 132, 154, 231, 308, 462, 924, 22877, 45754, 68631, 91508, 137262, 160139, 251647, 274524, 320278, 480417, 503294, 640556, 754941, 960834, 1006588, 1509882, 1761529, 1921668, 3019764, 3523058, 5284587, 7046116, 10569174, 21138348]

約数ペア:

[(1, 21138348), (2, 10569174), (3, 7046116), (4, 5284587), (6, 3523058), (7, 3019764), (11, 1921668), (12, 1761529), (14, 1509882), (21, 1006588), (22, 960834), (28, 754941), (33, 640556), (42, 503294), (44, 480417), (66, 320278), (77, 274524), (84, 251647), (132, 160139), (154, 137262), (231, 91508), (308, 68631), (462, 45754), (924, 22877)]