2141168

素因数分解:

$2^4\times {\mathrm{163}}^1\times {\mathrm{821}}^1$

素因数の和:992

約数の個数: 20

約数和(自身を含む): 4179048

約数和(自身を除く): 2037880

約数列:

[1, 2, 4, 8, 16, 163, 326, 652, 821, 1304, 1642, 2608, 3284, 6568, 13136, 133823, 267646, 535292, 1070584, 2141168]

約数ペア:

[(1, 2141168), (2, 1070584), (4, 535292), (8, 267646), (16, 133823), (163, 13136), (326, 6568), (652, 3284), (821, 2608), (1304, 1642)]