21861488

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{124213}}^1$

素因数の和:124232

約数の個数: 20

約数和(自身を含む): 46207608

約数和(自身を除く): 24346120

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 124213, 248426, 496852, 993704, 1366343, 1987408, 2732686, 5465372, 10930744, 21861488]

約数ペア:

[(1, 21861488), (2, 10930744), (4, 5465372), (8, 2732686), (11, 1987408), (16, 1366343), (22, 993704), (44, 496852), (88, 248426), (176, 124213)]