21103192

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{5849}}^1$

素因数の和:5907

約数の個数: 32

約数和(自身を含む): 44226000

約数和(自身を除く): 23122808

約数列:

[1, 2, 4, 8, 11, 22, 41, 44, 82, 88, 164, 328, 451, 902, 1804, 3608, 5849, 11698, 23396, 46792, 64339, 128678, 239809, 257356, 479618, 514712, 959236, 1918472, 2637899, 5275798, 10551596, 21103192]

約数ペア:

[(1, 21103192), (2, 10551596), (4, 5275798), (8, 2637899), (11, 1918472), (22, 959236), (41, 514712), (44, 479618), (82, 257356), (88, 239809), (164, 128678), (328, 64339), (451, 46792), (902, 23396), (1804, 11698), (3608, 5849)]