21594735

素因数分解:

$3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{8419}}^1$

素因数の和:8452

約数の個数: 32

約数和(自身を含む): 40416000

約数和(自身を除く): 18821265

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 95, 135, 171, 285, 513, 855, 2565, 8419, 25257, 42095, 75771, 126285, 159961, 227313, 378855, 479883, 799805, 1136565, 1439649, 2399415, 4318947, 7198245, 21594735]

約数ペア:

[(1, 21594735), (3, 7198245), (5, 4318947), (9, 2399415), (15, 1439649), (19, 1136565), (27, 799805), (45, 479883), (57, 378855), (95, 227313), (135, 159961), (171, 126285), (285, 75771), (513, 42095), (855, 25257), (2565, 8419)]