21300418611

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{173}}^1\times {\mathrm{66089}}^1$

素因数の和:66297

約数の個数: 40

約数和(自身を含む): 33395012640

約数和(自身を除く): 12094594029

約数列:

[1, 3, 9, 23, 27, 69, 81, 173, 207, 519, 621, 1557, 1863, 3979, 4671, 11937, 14013, 35811, 66089, 107433, 198267, 322299, 594801, 1520047, 1784403, 4560141, 5353209, 11433397, 13680423, 34300191, 41041269, 102900573, 123123807, 262968131, 308701719, 788904393, 926105157, 2366713179, 7100139537, 21300418611]

約数ペア:

[(1, 21300418611), (3, 7100139537), (9, 2366713179), (23, 926105157), (27, 788904393), (69, 308701719), (81, 262968131), (173, 123123807), (207, 102900573), (519, 41041269), (621, 34300191), (1557, 13680423), (1863, 11433397), (3979, 5353209), (4671, 4560141), (11937, 1784403), (14013, 1520047), (35811, 594801), (66089, 322299), (107433, 198267)]