21025754

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{2309}}^1$

素因数の和:2497

約数の個数: 16

約数和(自身を含む): 32848200

約数和(自身を除く): 11822446

約数列:

[1, 2, 29, 58, 157, 314, 2309, 4553, 4618, 9106, 66961, 133922, 362513, 725026, 10512877, 21025754]

約数ペア:

[(1, 21025754), (2, 10512877), (29, 725026), (58, 362513), (157, 133922), (314, 66961), (2309, 9106), (4553, 4618)]