21489291292

素因数分解:

$2^2\times 7^1\times {\mathrm{83}}^1\times {\mathrm{9246683}}^1$

素因数の和:9246777

約数の個数: 24

約数和(自身を含む): 43496401536

約数和(自身を除く): 22007110244

約数列:

[1, 2, 4, 7, 14, 28, 83, 166, 332, 581, 1162, 2324, 9246683, 18493366, 36986732, 64726781, 129453562, 258907124, 767474689, 1534949378, 3069898756, 5372322823, 10744645646, 21489291292]

約数ペア:

[(1, 21489291292), (2, 10744645646), (4, 5372322823), (7, 3069898756), (14, 1534949378), (28, 767474689), (83, 258907124), (166, 129453562), (332, 64726781), (581, 36986732), (1162, 18493366), (2324, 9246683)]