21093130

素因数分解:

$2^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{44879}}^1$

素因数の和:44933

約数の個数: 16

約数和(自身を含む): 38776320

約数和(自身を除く): 17683190

約数列:

[1, 2, 5, 10, 47, 94, 235, 470, 44879, 89758, 224395, 448790, 2109313, 4218626, 10546565, 21093130]

約数ペア:

[(1, 21093130), (2, 10546565), (5, 4218626), (10, 2109313), (47, 448790), (94, 224395), (235, 89758), (470, 44879)]