21665956

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{24509}}^1$

素因数の和:24543

約数の個数: 24

約数和(自身を含む): 43235640

約数和(自身を除く): 21569684

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 221, 442, 884, 24509, 49018, 98036, 318617, 416653, 637234, 833306, 1274468, 1666612, 5416489, 10832978, 21665956]

約数ペア:

[(1, 21665956), (2, 10832978), (4, 5416489), (13, 1666612), (17, 1274468), (26, 833306), (34, 637234), (52, 416653), (68, 318617), (221, 98036), (442, 49018), (884, 24509)]