21646876

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{181}}^1\times {\mathrm{1031}}^1$

素因数の和:1245

約数の個数: 24

約数和(自身を含む): 39443040

約数和(自身を除く): 17796164

約数列:

[1, 2, 4, 29, 58, 116, 181, 362, 724, 1031, 2062, 4124, 5249, 10498, 20996, 29899, 59798, 119596, 186611, 373222, 746444, 5411719, 10823438, 21646876]

約数ペア:

[(1, 21646876), (2, 10823438), (4, 5411719), (29, 746444), (58, 373222), (116, 186611), (181, 119596), (362, 59798), (724, 29899), (1031, 20996), (2062, 10498), (4124, 5249)]