21888537

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{3547}}^1$

素因数の和:3589

約数の個数: 24

約数和(自身を含む): 33975648

約数和(自身を除く): 12087111

約数列:

[1, 3, 11, 17, 33, 51, 121, 187, 363, 561, 2057, 3547, 6171, 10641, 39017, 60299, 117051, 180897, 429187, 663289, 1287561, 1989867, 7296179, 21888537]

約数ペア:

[(1, 21888537), (3, 7296179), (11, 1989867), (17, 1287561), (33, 663289), (51, 429187), (121, 180897), (187, 117051), (363, 60299), (561, 39017), (2057, 10641), (3547, 6171)]