21737144

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19001}}^1$

素因数の和:19031

約数の個数: 32

約数和(自身を含む): 47885040

約数和(自身を除く): 26147896

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 88, 104, 143, 286, 572, 1144, 19001, 38002, 76004, 152008, 209011, 247013, 418022, 494026, 836044, 988052, 1672088, 1976104, 2717143, 5434286, 10868572, 21737144]

約数ペア:

[(1, 21737144), (2, 10868572), (4, 5434286), (8, 2717143), (11, 1976104), (13, 1672088), (22, 988052), (26, 836044), (44, 494026), (52, 418022), (88, 247013), (104, 209011), (143, 152008), (286, 76004), (572, 38002), (1144, 19001)]