21123622

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{47791}}^1$

素因数の和:47823

約数の個数: 16

約数和(自身を含む): 36130752

約数和(自身を除く): 15007130

約数列:

[1, 2, 13, 17, 26, 34, 221, 442, 47791, 95582, 621283, 812447, 1242566, 1624894, 10561811, 21123622]

約数ペア:

[(1, 21123622), (2, 10561811), (13, 1624894), (17, 1242566), (26, 812447), (34, 621283), (221, 95582), (442, 47791)]