20211128

素因数分解:

$2^3\times 7^2\times {\mathrm{47}}^1\times {\mathrm{1097}}^1$

素因数の和:1164

約数の個数: 48

約数和(自身を含む): 45061920

約数和(自身を除く): 24850792

約数列:

[1, 2, 4, 7, 8, 14, 28, 47, 49, 56, 94, 98, 188, 196, 329, 376, 392, 658, 1097, 1316, 2194, 2303, 2632, 4388, 4606, 7679, 8776, 9212, 15358, 18424, 30716, 51559, 53753, 61432, 103118, 107506, 206236, 215012, 360913, 412472, 430024, 721826, 1443652, 2526391, 2887304, 5052782, 10105564, 20211128]

約数ペア:

[(1, 20211128), (2, 10105564), (4, 5052782), (7, 2887304), (8, 2526391), (14, 1443652), (28, 721826), (47, 430024), (49, 412472), (56, 360913), (94, 215012), (98, 206236), (188, 107506), (196, 103118), (329, 61432), (376, 53753), (392, 51559), (658, 30716), (1097, 18424), (1316, 15358), (2194, 9212), (2303, 8776), (2632, 7679), (4388, 4606)]