21048282913

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{2309}}^1\times {\mathrm{76603}}^1$

素因数の和:78936

約数の個数: 16

約数和(自身を含む): 25481554560

約数和(自身を除く): 4433271647

約数列:

[1, 7, 17, 119, 2309, 16163, 39253, 76603, 274771, 536221, 1302251, 9115757, 176876327, 1238134289, 3006897559, 21048282913]

約数ペア:

[(1, 21048282913), (7, 3006897559), (17, 1238134289), (119, 176876327), (2309, 9115757), (16163, 1302251), (39253, 536221), (76603, 274771)]