21132465

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{74149}}^1$

素因数の和:74176

約数の個数: 16

約数和(自身を含む): 35592000

約数和(自身を除く): 14459535

約数列:

[1, 3, 5, 15, 19, 57, 95, 285, 74149, 222447, 370745, 1112235, 1408831, 4226493, 7044155, 21132465]

約数ペア:

[(1, 21132465), (3, 7044155), (5, 4226493), (15, 1408831), (19, 1112235), (57, 370745), (95, 222447), (285, 74149)]