2021230255

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{523}}^1\times {\mathrm{2423}}^1$

素因数の和:2991

約数の個数: 32

約数和(自身を含む): 2743580160

約数和(自身を除く): 722349905

約数列:

[1, 5, 11, 29, 55, 145, 319, 523, 1595, 2423, 2615, 5753, 12115, 15167, 26653, 28765, 70267, 75835, 133265, 166837, 351335, 772937, 834185, 1267229, 3864685, 6336145, 13939519, 36749641, 69697595, 183748205, 404246051, 2021230255]

約数ペア:

[(1, 2021230255), (5, 404246051), (11, 183748205), (29, 69697595), (55, 36749641), (145, 13939519), (319, 6336145), (523, 3864685), (1595, 1267229), (2423, 834185), (2615, 772937), (5753, 351335), (12115, 166837), (15167, 133265), (26653, 75835), (28765, 70267)]