21458096

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{121921}}^1$

素因数の和:121940

約数の個数: 20

約数和(自身を含む): 45354984

約数和(自身を除く): 23896888

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 121921, 243842, 487684, 975368, 1341131, 1950736, 2682262, 5364524, 10729048, 21458096]

約数ペア:

[(1, 21458096), (2, 10729048), (4, 5364524), (8, 2682262), (11, 1950736), (16, 1341131), (22, 975368), (44, 487684), (88, 243842), (176, 121921)]