21843997

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^2\times {\mathrm{347}}^1$

素因数の和:417

約数の個数: 24

約数和(自身を含む): 27711936

約数和(自身を除く): 5867939

約数列:

[1, 7, 17, 23, 119, 161, 347, 391, 529, 2429, 2737, 3703, 5899, 7981, 8993, 41293, 55867, 62951, 135677, 183563, 949739, 1284941, 3120571, 21843997]

約数ペア:

[(1, 21843997), (7, 3120571), (17, 1284941), (23, 949739), (119, 183563), (161, 135677), (347, 62951), (391, 55867), (529, 41293), (2429, 8993), (2737, 7981), (3703, 5899)]