21288224

素因数分解:

$2^5\times {\mathrm{199}}^1\times {\mathrm{3343}}^1$

素因数の和:3552

約数の個数: 24

約数和(自身を含む): 42134400

約数和(自身を除く): 20846176

約数列:

[1, 2, 4, 8, 16, 32, 199, 398, 796, 1592, 3184, 3343, 6368, 6686, 13372, 26744, 53488, 106976, 665257, 1330514, 2661028, 5322056, 10644112, 21288224]

約数ペア:

[(1, 21288224), (2, 10644112), (4, 5322056), (8, 2661028), (16, 1330514), (32, 665257), (199, 106976), (398, 53488), (796, 26744), (1592, 13372), (3184, 6686), (3343, 6368)]