21565408

素因数分解:

$2^5\times {\mathrm{349}}^1\times {\mathrm{1931}}^1$

素因数の和:2290

約数の個数: 24

約数和(自身を含む): 42600600

約数和(自身を除く): 21035192

約数列:

[1, 2, 4, 8, 16, 32, 349, 698, 1396, 1931, 2792, 3862, 5584, 7724, 11168, 15448, 30896, 61792, 673919, 1347838, 2695676, 5391352, 10782704, 21565408]

約数ペア:

[(1, 21565408), (2, 10782704), (4, 5391352), (8, 2695676), (16, 1347838), (32, 673919), (349, 61792), (698, 30896), (1396, 15448), (1931, 11168), (2792, 7724), (3862, 5584)]