21199082

素因数分解:

$2^1\times {\mathrm{157}}^1\times {\mathrm{181}}^1\times {\mathrm{373}}^1$

素因数の和:713

約数の個数: 16

約数和(自身を含む): 32264232

約数和(自身を除く): 11065150

約数列:

[1, 2, 157, 181, 314, 362, 373, 746, 28417, 56834, 58561, 67513, 117122, 135026, 10599541, 21199082]

約数ペア:

[(1, 21199082), (2, 10599541), (157, 135026), (181, 117122), (314, 67513), (362, 58561), (373, 56834), (746, 28417)]