21794836

素因数分解:

$2^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{79}}^1\times {\mathrm{167}}^1$

素因数の和:316

約数の個数: 48

約数和(自身を含む): 45158400

約数和(自身を除く): 23363564

約数列:

[1, 2, 4, 7, 14, 28, 59, 79, 118, 158, 167, 236, 316, 334, 413, 553, 668, 826, 1106, 1169, 1652, 2212, 2338, 4661, 4676, 9322, 9853, 13193, 18644, 19706, 26386, 32627, 39412, 52772, 65254, 68971, 92351, 130508, 137942, 184702, 275884, 369404, 778387, 1556774, 3113548, 5448709, 10897418, 21794836]

約数ペア:

[(1, 21794836), (2, 10897418), (4, 5448709), (7, 3113548), (14, 1556774), (28, 778387), (59, 369404), (79, 275884), (118, 184702), (158, 137942), (167, 130508), (236, 92351), (316, 68971), (334, 65254), (413, 52772), (553, 39412), (668, 32627), (826, 26386), (1106, 19706), (1169, 18644), (1652, 13193), (2212, 9853), (2338, 9322), (4661, 4676)]