21547862

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{1373}}^1$

素因数の和:1460

約数の個数: 32

約数和(自身を含む): 39571200

約数和(自身を除く): 18023338

約数列:

[1, 2, 7, 14, 19, 38, 59, 118, 133, 266, 413, 826, 1121, 1373, 2242, 2746, 7847, 9611, 15694, 19222, 26087, 52174, 81007, 162014, 182609, 365218, 567049, 1134098, 1539133, 3078266, 10773931, 21547862]

約数ペア:

[(1, 21547862), (2, 10773931), (7, 3078266), (14, 1539133), (19, 1134098), (38, 567049), (59, 365218), (118, 182609), (133, 162014), (266, 81007), (413, 52174), (826, 26087), (1121, 19222), (1373, 15694), (2242, 9611), (2746, 7847)]