21730630

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{883}}^1$

素因数の和:1020

約数の個数: 32

約数和(自身を含む): 41243904

約数和(自身を除く): 19513274

約数列:

[1, 2, 5, 10, 23, 46, 107, 115, 214, 230, 535, 883, 1070, 1766, 2461, 4415, 4922, 8830, 12305, 20309, 24610, 40618, 94481, 101545, 188962, 203090, 472405, 944810, 2173063, 4346126, 10865315, 21730630]

約数ペア:

[(1, 21730630), (2, 10865315), (5, 4346126), (10, 2173063), (23, 944810), (46, 472405), (107, 203090), (115, 188962), (214, 101545), (230, 94481), (535, 40618), (883, 24610), (1070, 20309), (1766, 12305), (2461, 8830), (4415, 4922)]