21246832

素因数分解:

$2^4\times {\mathrm{199}}^1\times {\mathrm{6673}}^1$

素因数の和:6880

約数の個数: 20

約数和(自身を含む): 41378800

約数和(自身を除く): 20131968

約数列:

[1, 2, 4, 8, 16, 199, 398, 796, 1592, 3184, 6673, 13346, 26692, 53384, 106768, 1327927, 2655854, 5311708, 10623416, 21246832]

約数ペア:

[(1, 21246832), (2, 10623416), (4, 5311708), (8, 2655854), (16, 1327927), (199, 106768), (398, 53384), (796, 26692), (1592, 13346), (3184, 6673)]