21246272212

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{1279}}^1\times {\mathrm{377537}}^1$

素因数の和:378831

約数の個数: 24

約数和(自身を含む): 40592885760

約数和(自身を除く): 19346613548

約数列:

[1, 2, 4, 11, 22, 44, 1279, 2558, 5116, 14069, 28138, 56276, 377537, 755074, 1510148, 4152907, 8305814, 16611628, 482869823, 965739646, 1931479292, 5311568053, 10623136106, 21246272212]

約数ペア:

[(1, 21246272212), (2, 10623136106), (4, 5311568053), (11, 1931479292), (22, 965739646), (44, 482869823), (1279, 16611628), (2558, 8305814), (5116, 4152907), (14069, 1510148), (28138, 755074), (56276, 377537)]