21110010

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{6967}}^1$

素因数の和:7078

約数の個数: 32

約数和(自身を含む): 51172992

約数和(自身を除く): 30062982

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 101, 202, 303, 505, 606, 1010, 1515, 3030, 6967, 13934, 20901, 34835, 41802, 69670, 104505, 209010, 703667, 1407334, 2111001, 3518335, 4222002, 7036670, 10555005, 21110010]

約数ペア:

[(1, 21110010), (2, 10555005), (3, 7036670), (5, 4222002), (6, 3518335), (10, 2111001), (15, 1407334), (30, 703667), (101, 209010), (202, 104505), (303, 69670), (505, 41802), (606, 34835), (1010, 20901), (1515, 13934), (3030, 6967)]