21077877121

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{1283}}^1\times {\mathrm{80929}}^1$

素因数の和:82248

約数の個数: 16

約数和(自身を含む): 24939388800

約数和(自身を除く): 3861511679

約数列:

[1, 7, 29, 203, 1283, 8981, 37207, 80929, 260449, 566503, 2346941, 16428587, 103831907, 726823349, 3011125303, 21077877121]

約数ペア:

[(1, 21077877121), (7, 3011125303), (29, 726823349), (203, 103831907), (1283, 16428587), (8981, 2346941), (37207, 566503), (80929, 260449)]