21929728

素因数分解:

$2^8\times {\mathrm{17}}^1\times {\mathrm{5039}}^1$

素因数の和:5072

約数の個数: 36

約数和(自身を含む): 46357920

約数和(自身を除く): 24428192

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 256, 272, 544, 1088, 2176, 4352, 5039, 10078, 20156, 40312, 80624, 85663, 161248, 171326, 322496, 342652, 644992, 685304, 1289984, 1370608, 2741216, 5482432, 10964864, 21929728]

約数ペア:

[(1, 21929728), (2, 10964864), (4, 5482432), (8, 2741216), (16, 1370608), (17, 1289984), (32, 685304), (34, 644992), (64, 342652), (68, 322496), (128, 171326), (136, 161248), (256, 85663), (272, 80624), (544, 40312), (1088, 20156), (2176, 10078), (4352, 5039)]