21082170

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{22669}}^1$

素因数の和:22710

約数の個数: 32

約数和(自身を含む): 52231680

約数和(自身を除く): 31149510

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 62, 93, 155, 186, 310, 465, 930, 22669, 45338, 68007, 113345, 136014, 226690, 340035, 680070, 702739, 1405478, 2108217, 3513695, 4216434, 7027390, 10541085, 21082170]

約数ペア:

[(1, 21082170), (2, 10541085), (3, 7027390), (5, 4216434), (6, 3513695), (10, 2108217), (15, 1405478), (30, 702739), (31, 680070), (62, 340035), (93, 226690), (155, 136014), (186, 113345), (310, 68007), (465, 45338), (930, 22669)]