21847630

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{44587}}^1$

素因数の和:44608

約数の個数: 24

約数和(自身を含む): 45747288

約数和(自身を除く): 23899658

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 44587, 89174, 222935, 312109, 445870, 624218, 1560545, 2184763, 3121090, 4369526, 10923815, 21847630]

約数ペア:

[(1, 21847630), (2, 10923815), (5, 4369526), (7, 3121090), (10, 2184763), (14, 1560545), (35, 624218), (49, 445870), (70, 312109), (98, 222935), (245, 89174), (490, 44587)]