21860503

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{1291}}^1$

素因数の和:1398

約数の個数: 16

約数和(自身を含む): 26046720

約数和(自身を除く): 4186217

約数列:

[1, 7, 41, 59, 287, 413, 1291, 2419, 9037, 16933, 52931, 76169, 370517, 533183, 3122929, 21860503]

約数ペア:

[(1, 21860503), (7, 3122929), (41, 533183), (59, 370517), (287, 76169), (413, 52931), (1291, 16933), (2419, 9037)]