21764140

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{29411}}^1$

素因数の和:29457

約数の個数: 24

約数和(自身を含む): 46941552

約数和(自身を除く): 25177412

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 370, 740, 29411, 58822, 117644, 147055, 294110, 588220, 1088207, 2176414, 4352828, 5441035, 10882070, 21764140]

約数ペア:

[(1, 21764140), (2, 10882070), (4, 5441035), (5, 4352828), (10, 2176414), (20, 1088207), (37, 588220), (74, 294110), (148, 147055), (185, 117644), (370, 58822), (740, 29411)]