21146170

素因数分解:

$2^1\times 5^1\times {\mathrm{1129}}^1\times {\mathrm{1873}}^1$

素因数の和:3009

約数の個数: 16

約数和(自身を含む): 38117160

約数和(自身を除く): 16970990

約数列:

[1, 2, 5, 10, 1129, 1873, 2258, 3746, 5645, 9365, 11290, 18730, 2114617, 4229234, 10573085, 21146170]

約数ペア:

[(1, 21146170), (2, 10573085), (5, 4229234), (10, 2114617), (1129, 18730), (1873, 11290), (2258, 9365), (3746, 5645)]