20210581425

素因数分解:

$3^1\times 5^2\times {\mathrm{53}}^1\times {\mathrm{5084423}}^1$

素因数の和:5084489

約数の個数: 24

約数和(自身を含む): 34045303104

約数和(自身を除く): 13834721679

約数列:

[1, 3, 5, 15, 25, 53, 75, 159, 265, 795, 1325, 3975, 5084423, 15253269, 25422115, 76266345, 127110575, 269474419, 381331725, 808423257, 1347372095, 4042116285, 6736860475, 20210581425]

約数ペア:

[(1, 20210581425), (3, 6736860475), (5, 4042116285), (15, 1347372095), (25, 808423257), (53, 381331725), (75, 269474419), (159, 127110575), (265, 76266345), (795, 25422115), (1325, 15253269), (3975, 5084423)]