21279002

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{27211}}^1$

素因数の和:27253

約数の個数: 16

約数和(自身を含む): 35266752

約数和(自身を除く): 13987750

約数列:

[1, 2, 17, 23, 34, 46, 391, 782, 27211, 54422, 462587, 625853, 925174, 1251706, 10639501, 21279002]

約数ペア:

[(1, 21279002), (2, 10639501), (17, 1251706), (23, 925174), (34, 625853), (46, 462587), (391, 54422), (782, 27211)]