21888830

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{59159}}^1$

素因数の和:59203

約数の個数: 16

約数和(自身を含む): 40465440

約数和(自身を除く): 18576610

約数列:

[1, 2, 5, 10, 37, 74, 185, 370, 59159, 118318, 295795, 591590, 2188883, 4377766, 10944415, 21888830]

約数ペア:

[(1, 21888830), (2, 10944415), (5, 4377766), (10, 2188883), (37, 591590), (74, 295795), (185, 118318), (370, 59159)]