21910064

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{124489}}^1$

素因数の和:124508

約数の個数: 20

約数和(自身を含む): 46310280

約数和(自身を除く): 24400216

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 124489, 248978, 497956, 995912, 1369379, 1991824, 2738758, 5477516, 10955032, 21910064]

約数ペア:

[(1, 21910064), (2, 10955032), (4, 5477516), (8, 2738758), (11, 1991824), (16, 1369379), (22, 995912), (44, 497956), (88, 248978), (176, 124489)]