21132142

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{17939}}^1$

素因数の和:17991

約数の個数: 16

約数和(自身を含む): 34444800

約数和(自身を除く): 13312658

約数列:

[1, 2, 19, 31, 38, 62, 589, 1178, 17939, 35878, 340841, 556109, 681682, 1112218, 10566071, 21132142]

約数ペア:

[(1, 21132142), (2, 10566071), (19, 1112218), (31, 681682), (38, 556109), (62, 340841), (589, 35878), (1178, 17939)]