21823700

素因数分解:

$2^2\times 5^2\times {\mathrm{229}}^1\times {\mathrm{953}}^1$

素因数の和:1196

約数の個数: 36

約数和(自身を含む): 47614140

約数和(自身を除く): 25790440

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 229, 458, 916, 953, 1145, 1906, 2290, 3812, 4580, 4765, 5725, 9530, 11450, 19060, 22900, 23825, 47650, 95300, 218237, 436474, 872948, 1091185, 2182370, 4364740, 5455925, 10911850, 21823700]

約数ペア:

[(1, 21823700), (2, 10911850), (4, 5455925), (5, 4364740), (10, 2182370), (20, 1091185), (25, 872948), (50, 436474), (100, 218237), (229, 95300), (458, 47650), (916, 23825), (953, 22900), (1145, 19060), (1906, 11450), (2290, 9530), (3812, 5725), (4580, 4765)]