21551673

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{4567}}^1$

素因数の和:4605

約数の個数: 24

約数和(自身を含む): 34022464

約数和(自身を除く): 12470791

約数列:

[1, 3, 11, 13, 33, 39, 121, 143, 363, 429, 1573, 4567, 4719, 13701, 50237, 59371, 150711, 178113, 552607, 653081, 1657821, 1959243, 7183891, 21551673]

約数ペア:

[(1, 21551673), (3, 7183891), (11, 1959243), (13, 1657821), (33, 653081), (39, 552607), (121, 178113), (143, 150711), (363, 59371), (429, 50237), (1573, 13701), (4567, 4719)]