21014716815

素因数分解:

$3^3\times 5^1\times {\mathrm{227}}^1\times {\mathrm{685747}}^1$

素因数の和:685988

約数の個数: 32

約数和(自身を含む): 37524130560

約数和(自身を除く): 16509413745

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 227, 681, 1135, 2043, 3405, 6129, 10215, 30645, 685747, 2057241, 3428735, 6171723, 10286205, 18515169, 30858615, 92575845, 155664569, 466993707, 778322845, 1400981121, 2334968535, 4202943363, 7004905605, 21014716815]

約数ペア:

[(1, 21014716815), (3, 7004905605), (5, 4202943363), (9, 2334968535), (15, 1400981121), (27, 778322845), (45, 466993707), (135, 155664569), (227, 92575845), (681, 30858615), (1135, 18515169), (2043, 10286205), (3405, 6171723), (6129, 3428735), (10215, 2057241), (30645, 685747)]