21945968

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{124693}}^1$

素因数の和:124712

約数の個数: 20

約数和(自身を含む): 46386168

約数和(自身を除く): 24440200

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 124693, 249386, 498772, 997544, 1371623, 1995088, 2743246, 5486492, 10972984, 21945968]

約数ペア:

[(1, 21945968), (2, 10972984), (4, 5486492), (8, 2743246), (11, 1995088), (16, 1371623), (22, 997544), (44, 498772), (88, 249386), (176, 124693)]