21402688

素因数分解:

$2^6\times {\mathrm{137}}^1\times {\mathrm{2441}}^1$

素因数の和:2590

約数の個数: 28

約数和(自身を含む): 42798492

約数和(自身を除く): 21395804

約数列:

[1, 2, 4, 8, 16, 32, 64, 137, 274, 548, 1096, 2192, 2441, 4384, 4882, 8768, 9764, 19528, 39056, 78112, 156224, 334417, 668834, 1337668, 2675336, 5350672, 10701344, 21402688]

約数ペア:

[(1, 21402688), (2, 10701344), (4, 5350672), (8, 2675336), (16, 1337668), (32, 668834), (64, 334417), (137, 156224), (274, 78112), (548, 39056), (1096, 19528), (2192, 9764), (2441, 8768), (4384, 4882)]