21607556

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{1759}}^1$

素因数の和:1883

約数の個数: 24

約数和(自身を含む): 39325440

約数和(自身を除く): 17717884

約数列:

[1, 2, 4, 37, 74, 83, 148, 166, 332, 1759, 3071, 3518, 6142, 7036, 12284, 65083, 130166, 145997, 260332, 291994, 583988, 5401889, 10803778, 21607556]

約数ペア:

[(1, 21607556), (2, 10803778), (4, 5401889), (37, 583988), (74, 291994), (83, 260332), (148, 145997), (166, 130166), (332, 65083), (1759, 12284), (3071, 7036), (3518, 6142)]