21601629

素因数分解:

$3^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{8363}}^1$

素因数の和:8417

約数の個数: 24

約数和(自身を含む): 36533952

約数和(自身を除く): 14932323

約数列:

[1, 3, 7, 9, 21, 41, 63, 123, 287, 369, 861, 2583, 8363, 25089, 58541, 75267, 175623, 342883, 526869, 1028649, 2400181, 3085947, 7200543, 21601629]

約数ペア:

[(1, 21601629), (3, 7200543), (7, 3085947), (9, 2400181), (21, 1028649), (41, 526869), (63, 342883), (123, 175623), (287, 75267), (369, 58541), (861, 25089), (2583, 8363)]