20210257425

素因数分解:

$3^1\times 5^2\times {\mathrm{919}}^1\times {\mathrm{293221}}^1$

素因数の和:294153

約数の個数: 24

約数和(自身を含む): 33450765760

約数和(自身を除く): 13240508335

約数列:

[1, 3, 5, 15, 25, 75, 919, 2757, 4595, 13785, 22975, 68925, 293221, 879663, 1466105, 4398315, 7330525, 21991575, 269470099, 808410297, 1347350495, 4042051485, 6736752475, 20210257425]

約数ペア:

[(1, 20210257425), (3, 6736752475), (5, 4042051485), (15, 1347350495), (25, 808410297), (75, 269470099), (919, 21991575), (2757, 7330525), (4595, 4398315), (13785, 1466105), (22975, 879663), (68925, 293221)]