2021215495

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{47}}^1\times {\mathrm{50893}}^1$

素因数の和:50971

約数の個数: 24

約数和(自身を含む): 2682317376

約数和(自身を除く): 661101881

約数列:

[1, 5, 13, 47, 65, 169, 235, 611, 845, 3055, 7943, 39715, 50893, 254465, 661609, 2391971, 3308045, 8600917, 11959855, 31095623, 43004585, 155478115, 404243099, 2021215495]

約数ペア:

[(1, 2021215495), (5, 404243099), (13, 155478115), (47, 43004585), (65, 31095623), (169, 11959855), (235, 8600917), (611, 3308045), (845, 2391971), (3055, 661609), (7943, 254465), (39715, 50893)]