21585190

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17839}}^1$

素因数の和:17868

約数の個数: 24

約数和(自身を含む): 42708960

約数和(自身を除く): 21123770

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 242, 605, 1210, 17839, 35678, 89195, 178390, 196229, 392458, 981145, 1962290, 2158519, 4317038, 10792595, 21585190]

約数ペア:

[(1, 21585190), (2, 10792595), (5, 4317038), (10, 2158519), (11, 1962290), (22, 981145), (55, 392458), (110, 196229), (121, 178390), (242, 89195), (605, 35678), (1210, 17839)]