21867352

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{210263}}^1$

素因数の和:210282

約数の個数: 16

約数和(自身を含む): 44155440

約数和(自身を除く): 22288088

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 210263, 420526, 841052, 1682104, 2733419, 5466838, 10933676, 21867352]

約数ペア:

[(1, 21867352), (2, 10933676), (4, 5466838), (8, 2733419), (13, 1682104), (26, 841052), (52, 420526), (104, 210263)]