2021045

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1$

素因数の和:125

約数の個数: 32

約数和(自身を含む): 2903040

約数和(自身を除く): 881995

約数列:

[1, 5, 13, 17, 31, 59, 65, 85, 155, 221, 295, 403, 527, 767, 1003, 1105, 1829, 2015, 2635, 3835, 5015, 6851, 9145, 13039, 23777, 31093, 34255, 65195, 118885, 155465, 404209, 2021045]

約数ペア:

[(1, 2021045), (5, 404209), (13, 155465), (17, 118885), (31, 65195), (59, 34255), (65, 31093), (85, 23777), (155, 13039), (221, 9145), (295, 6851), (403, 5015), (527, 3835), (767, 2635), (1003, 2015), (1105, 1829)]