21944272

素因数分解:

$2^4\times 7^1\times {\mathrm{195931}}^1$

素因数の和:195946

約数の個数: 20

約数和(自身を含む): 48591136

約数和(自身を除く): 26646864

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 195931, 391862, 783724, 1371517, 1567448, 2743034, 3134896, 5486068, 10972136, 21944272]

約数ペア:

[(1, 21944272), (2, 10972136), (4, 5486068), (7, 3134896), (8, 2743034), (14, 1567448), (16, 1371517), (28, 783724), (56, 391862), (112, 195931)]