21285744

素因数分解:

$2^4\times 3^1\times {\mathrm{443453}}^1$

素因数の和:443464

約数の個数: 20

約数和(自身を含む): 54988296

約数和(自身を除く): 33702552

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 443453, 886906, 1330359, 1773812, 2660718, 3547624, 5321436, 7095248, 10642872, 21285744]

約数ペア:

[(1, 21285744), (2, 10642872), (3, 7095248), (4, 5321436), (6, 3547624), (8, 2660718), (12, 1773812), (16, 1330359), (24, 886906), (48, 443453)]