21682790

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{94273}}^1$

素因数の和:94303

約数の個数: 16

約数和(自身を含む): 40726368

約数和(自身を除く): 19043578

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 94273, 188546, 471365, 942730, 2168279, 4336558, 10841395, 21682790]

約数ペア:

[(1, 21682790), (2, 10841395), (5, 4336558), (10, 2168279), (23, 942730), (46, 471365), (115, 188546), (230, 94273)]