21507456

素因数分解:

$2^7\times 3^1\times {\mathrm{56009}}^1$

素因数の和:56026

約数の個数: 32

約数和(自身を含む): 57130200

約数和(自身を除く): 35622744

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 384, 56009, 112018, 168027, 224036, 336054, 448072, 672108, 896144, 1344216, 1792288, 2688432, 3584576, 5376864, 7169152, 10753728, 21507456]

約数ペア:

[(1, 21507456), (2, 10753728), (3, 7169152), (4, 5376864), (6, 3584576), (8, 2688432), (12, 1792288), (16, 1344216), (24, 896144), (32, 672108), (48, 448072), (64, 336054), (96, 224036), (128, 168027), (192, 112018), (384, 56009)]