21839030

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{75307}}^1$

素因数の和:75343

約数の個数: 16

約数和(自身を含む): 40666320

約数和(自身を除く): 18827290

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 75307, 150614, 376535, 753070, 2183903, 4367806, 10919515, 21839030]

約数ペア:

[(1, 21839030), (2, 10919515), (5, 4367806), (10, 2183903), (29, 753070), (58, 376535), (145, 150614), (290, 75307)]