21167855065

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{39839}}^1$

素因数の和:39934

約数の個数: 64

約数和(自身を含む): 33044889600

約数和(自身を除く): 11877034535

約数列:

[1, 5, 7, 17, 19, 35, 47, 85, 95, 119, 133, 235, 323, 329, 595, 665, 799, 893, 1615, 1645, 2261, 3995, 4465, 5593, 6251, 11305, 15181, 27965, 31255, 39839, 75905, 106267, 199195, 278873, 531335, 677263, 756941, 1394365, 1872433, 3386315, 3784705, 4740841, 5298587, 9362165, 12867997, 13107031, 23704205, 26492935, 31831361, 35576227, 64339985, 65535155, 90075979, 159156805, 177881135, 222819527, 249033589, 450379895, 604795859, 1114097635, 1245167945, 3023979295, 4233571013, 21167855065]

約数ペア:

[(1, 21167855065), (5, 4233571013), (7, 3023979295), (17, 1245167945), (19, 1114097635), (35, 604795859), (47, 450379895), (85, 249033589), (95, 222819527), (119, 177881135), (133, 159156805), (235, 90075979), (323, 65535155), (329, 64339985), (595, 35576227), (665, 31831361), (799, 26492935), (893, 23704205), (1615, 13107031), (1645, 12867997), (2261, 9362165), (3995, 5298587), (4465, 4740841), (5593, 3784705), (6251, 3386315), (11305, 1872433), (15181, 1394365), (27965, 756941), (31255, 677263), (39839, 531335), (75905, 278873), (106267, 199195)]