21931635

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{2179}}^1$

素因数の和:2259

約数の個数: 32

約数和(自身を含む): 38926080

約数和(自身を除く): 16994445

約数列:

[1, 3, 5, 11, 15, 33, 55, 61, 165, 183, 305, 671, 915, 2013, 2179, 3355, 6537, 10065, 10895, 23969, 32685, 71907, 119845, 132919, 359535, 398757, 664595, 1462109, 1993785, 4386327, 7310545, 21931635]

約数ペア:

[(1, 21931635), (3, 7310545), (5, 4386327), (11, 1993785), (15, 1462109), (33, 664595), (55, 398757), (61, 359535), (165, 132919), (183, 119845), (305, 71907), (671, 32685), (915, 23969), (2013, 10895), (2179, 10065), (3355, 6537)]