21589702945

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{142841}}^1$

素因数の和:142945

約数の個数: 32

約数和(自身を含む): 28659818880

約数和(自身を除く): 7070115935

約数列:

[1, 5, 19, 37, 43, 95, 185, 215, 703, 817, 1591, 3515, 4085, 7955, 30229, 142841, 151145, 714205, 2713979, 5285117, 6142163, 13569895, 26425585, 30710815, 100417223, 116701097, 227260031, 502086115, 583505485, 1136300155, 4317940589, 21589702945]

約数ペア:

[(1, 21589702945), (5, 4317940589), (19, 1136300155), (37, 583505485), (43, 502086115), (95, 227260031), (185, 116701097), (215, 100417223), (703, 30710815), (817, 26425585), (1591, 13569895), (3515, 6142163), (4085, 5285117), (7955, 2713979), (30229, 714205), (142841, 151145)]