21928420

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{29633}}^1$

素因数の和:29679

約数の個数: 24

約数和(自身を含む): 47295864

約数和(自身を除く): 25367444

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 370, 740, 29633, 59266, 118532, 148165, 296330, 592660, 1096421, 2192842, 4385684, 5482105, 10964210, 21928420]

約数ペア:

[(1, 21928420), (2, 10964210), (4, 5482105), (5, 4385684), (10, 2192842), (20, 1096421), (37, 592660), (74, 296330), (148, 148165), (185, 118532), (370, 59266), (740, 29633)]