21899090

素因数分解:

$2^1\times 5^1\times {\mathrm{773}}^1\times {\mathrm{2833}}^1$

素因数の和:3613

約数の個数: 16

約数和(自身を含む): 39483288

約数和(自身を除く): 17584198

約数列:

[1, 2, 5, 10, 773, 1546, 2833, 3865, 5666, 7730, 14165, 28330, 2189909, 4379818, 10949545, 21899090]

約数ペア:

[(1, 21899090), (2, 10949545), (5, 4379818), (10, 2189909), (773, 28330), (1546, 14165), (2833, 7730), (3865, 5666)]