21928930

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{75617}}^1$

素因数の和:75653

約数の個数: 16

約数和(自身を含む): 40833720

約数和(自身を除く): 18904790

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 75617, 151234, 378085, 756170, 2192893, 4385786, 10964465, 21928930]

約数ペア:

[(1, 21928930), (2, 10964465), (5, 4385786), (10, 2192893), (29, 756170), (58, 378085), (145, 151234), (290, 75617)]