21000343388

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{1511}}^1\times {\mathrm{119813}}^1$

素因数の和:121357

約数の個数: 24

約数和(自身を含む): 38043341280

約数和(自身を除く): 17042997892

約数列:

[1, 2, 4, 29, 58, 116, 1511, 3022, 6044, 43819, 87638, 119813, 175276, 239626, 479252, 3474577, 6949154, 13898308, 181037443, 362074886, 724149772, 5250085847, 10500171694, 21000343388]

約数ペア:

[(1, 21000343388), (2, 10500171694), (4, 5250085847), (29, 724149772), (58, 362074886), (116, 181037443), (1511, 13898308), (3022, 6949154), (6044, 3474577), (43819, 479252), (87638, 239626), (119813, 175276)]