21782996

素因数分解:

$2^2\times {\mathrm{47}}^1\times {\mathrm{109}}^1\times {\mathrm{1063}}^1$

素因数の和:1223

約数の個数: 24

約数和(自身を含む): 39325440

約数和(自身を除く): 17542444

約数列:

[1, 2, 4, 47, 94, 109, 188, 218, 436, 1063, 2126, 4252, 5123, 10246, 20492, 49961, 99922, 115867, 199844, 231734, 463468, 5445749, 10891498, 21782996]

約数ペア:

[(1, 21782996), (2, 10891498), (4, 5445749), (47, 463468), (94, 231734), (109, 199844), (188, 115867), (218, 99922), (436, 49961), (1063, 20492), (2126, 10246), (4252, 5123)]