21976719359

素因数分解:

$7^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1\times {\mathrm{181}}^1\times {\mathrm{2467}}^1$

素因数の和:2823

約数の個数: 32

約数和(自身を含む): 25872537600

約数和(自身を除く): 3895818241

約数列:

[1, 7, 79, 89, 181, 553, 623, 1267, 2467, 7031, 14299, 16109, 17269, 49217, 100093, 112763, 194893, 219563, 446527, 1272611, 1364251, 1536941, 3125689, 8908277, 17345477, 35275633, 39740903, 121418339, 246929431, 278186321, 3139531337, 21976719359]

約数ペア:

[(1, 21976719359), (7, 3139531337), (79, 278186321), (89, 246929431), (181, 121418339), (553, 39740903), (623, 35275633), (1267, 17345477), (2467, 8908277), (7031, 3125689), (14299, 1536941), (16109, 1364251), (17269, 1272611), (49217, 446527), (100093, 219563), (112763, 194893)]