21921530

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{95311}}^1$

素因数の和:95341

約数の個数: 16

約数和(自身を含む): 41174784

約数和(自身を除く): 19253254

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 95311, 190622, 476555, 953110, 2192153, 4384306, 10960765, 21921530]

約数ペア:

[(1, 21921530), (2, 10960765), (5, 4384306), (10, 2192153), (23, 953110), (46, 476555), (115, 190622), (230, 95311)]