21100158

素因数分解:

$2^1\times 3^2\times {\mathrm{41}}^1\times {\mathrm{28591}}^1$

素因数の和:28640

約数の個数: 24

約数和(自身を含む): 46833696

約数和(自身を除く): 25733538

約数列:

[1, 2, 3, 6, 9, 18, 41, 82, 123, 246, 369, 738, 28591, 57182, 85773, 171546, 257319, 514638, 1172231, 2344462, 3516693, 7033386, 10550079, 21100158]

約数ペア:

[(1, 21100158), (2, 10550079), (3, 7033386), (6, 3516693), (9, 2344462), (18, 1172231), (41, 514638), (82, 257319), (123, 171546), (246, 85773), (369, 57182), (738, 28591)]