21000478530

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{6930851}}^1$

素因数の和:6930962

約数の個数: 32

約数和(自身を含む): 50900177088

約数和(自身を除く): 29899698558

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 101, 202, 303, 505, 606, 1010, 1515, 3030, 6930851, 13861702, 20792553, 34654255, 41585106, 69308510, 103962765, 207925530, 700015951, 1400031902, 2100047853, 3500079755, 4200095706, 7000159510, 10500239265, 21000478530]

約数ペア:

[(1, 21000478530), (2, 10500239265), (3, 7000159510), (5, 4200095706), (6, 3500079755), (10, 2100047853), (15, 1400031902), (30, 700015951), (101, 207925530), (202, 103962765), (303, 69308510), (505, 41585106), (606, 34654255), (1010, 20792553), (1515, 13861702), (3030, 6930851)]