21705070

素因数分解:

$2^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{46181}}^1$

素因数の和:46235

約数の個数: 16

約数和(自身を含む): 39901248

約数和(自身を除く): 18196178

約数列:

[1, 2, 5, 10, 47, 94, 235, 470, 46181, 92362, 230905, 461810, 2170507, 4341014, 10852535, 21705070]

約数ペア:

[(1, 21705070), (2, 10852535), (5, 4341014), (10, 2170507), (47, 461810), (94, 230905), (235, 92362), (470, 46181)]