21636456

素因数分解:

$2^3\times 3^1\times {\mathrm{61}}^1\times {\mathrm{14779}}^1$

素因数の和:14849

約数の個数: 32

約数和(自身を含む): 54981600

約数和(自身を除く): 33345144

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 61, 122, 183, 244, 366, 488, 732, 1464, 14779, 29558, 44337, 59116, 88674, 118232, 177348, 354696, 901519, 1803038, 2704557, 3606076, 5409114, 7212152, 10818228, 21636456]

約数ペア:

[(1, 21636456), (2, 10818228), (3, 7212152), (4, 5409114), (6, 3606076), (8, 2704557), (12, 1803038), (24, 901519), (61, 354696), (122, 177348), (183, 118232), (244, 88674), (366, 59116), (488, 44337), (732, 29558), (1464, 14779)]