21585316

素因数分解:

$2^2\times {\mathrm{23}}^2\times {\mathrm{101}}^2$

素因数の和:252

約数の個数: 27

約数和(自身を含む): 39882913

約数和(自身を除く): 18297597

約数列:

[1, 2, 4, 23, 46, 92, 101, 202, 404, 529, 1058, 2116, 2323, 4646, 9292, 10201, 20402, 40804, 53429, 106858, 213716, 234623, 469246, 938492, 5396329, 10792658, 21585316]

約数ペア:

[(1, 21585316), (2, 10792658), (4, 5396329), (23, 938492), (46, 469246), (92, 234623), (101, 213716), (202, 106858), (404, 53429), (529, 40804), (1058, 20402), (2116, 10201), (2323, 9292)]