21108486

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{5647}}^1$

素因数の和:5748

約数の個数: 32

約数和(自身を含む): 48798720

約数和(自身を除く): 27690234

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 89, 178, 267, 534, 623, 1246, 1869, 3738, 5647, 11294, 16941, 33882, 39529, 79058, 118587, 237174, 502583, 1005166, 1507749, 3015498, 3518081, 7036162, 10554243, 21108486]

約数ペア:

[(1, 21108486), (2, 10554243), (3, 7036162), (6, 3518081), (7, 3015498), (14, 1507749), (21, 1005166), (42, 502583), (89, 237174), (178, 118587), (267, 79058), (534, 39529), (623, 33882), (1246, 16941), (1869, 11294), (3738, 5647)]