21443344

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{103093}}^1$

素因数の和:103114

約数の個数: 20

約数和(自身を含む): 44742796

約数和(自身を除く): 23299452

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 103093, 206186, 412372, 824744, 1340209, 1649488, 2680418, 5360836, 10721672, 21443344]

約数ペア:

[(1, 21443344), (2, 10721672), (4, 5360836), (8, 2680418), (13, 1649488), (16, 1340209), (26, 824744), (52, 412372), (104, 206186), (208, 103093)]