21044356

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{3877}}^1$

素因数の和:3963

約数の個数: 24

約数和(自身を含む): 39090240

約数和(自身を除く): 18045884

約数列:

[1, 2, 4, 23, 46, 59, 92, 118, 236, 1357, 2714, 3877, 5428, 7754, 15508, 89171, 178342, 228743, 356684, 457486, 914972, 5261089, 10522178, 21044356]

約数ペア:

[(1, 21044356), (2, 10522178), (4, 5261089), (23, 914972), (46, 457486), (59, 356684), (92, 228743), (118, 178342), (236, 89171), (1357, 15508), (2714, 7754), (3877, 5428)]