21977210

素因数分解:

$2^1\times 5^1\times {\mathrm{727}}^1\times {\mathrm{3023}}^1$

素因数の和:3757

約数の個数: 16

約数和(自身を含む): 39626496

約数和(自身を除く): 17649286

約数列:

[1, 2, 5, 10, 727, 1454, 3023, 3635, 6046, 7270, 15115, 30230, 2197721, 4395442, 10988605, 21977210]

約数ペア:

[(1, 21977210), (2, 10988605), (5, 4395442), (10, 2197721), (727, 30230), (1454, 15115), (3023, 7270), (3635, 6046)]