2021755813

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{683}}^1\times {\mathrm{1039}}^1$

素因数の和:1777

約数の個数: 32

約数和(自身を含む): 2595041280

約数和(自身を除く): 573285467

約数列:

[1, 7, 11, 37, 77, 259, 407, 683, 1039, 2849, 4781, 7273, 7513, 11429, 25271, 38443, 52591, 80003, 176897, 269101, 277981, 422873, 709637, 1945867, 2960111, 4967459, 7806007, 26256569, 54642049, 183795983, 288822259, 2021755813]

約数ペア:

[(1, 2021755813), (7, 288822259), (11, 183795983), (37, 54642049), (77, 26256569), (259, 7806007), (407, 4967459), (683, 2960111), (1039, 1945867), (2849, 709637), (4781, 422873), (7273, 277981), (7513, 269101), (11429, 176897), (25271, 80003), (38443, 52591)]