21464928

素因数分解:

$2^5\times 3^2\times {\mathrm{74531}}^1$

素因数の和:74547

約数の個数: 36

約数和(自身を含む): 61041708

約数和(自身を除く): 39576780

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 74531, 149062, 223593, 298124, 447186, 596248, 670779, 894372, 1192496, 1341558, 1788744, 2384992, 2683116, 3577488, 5366232, 7154976, 10732464, 21464928]

約数ペア:

[(1, 21464928), (2, 10732464), (3, 7154976), (4, 5366232), (6, 3577488), (8, 2683116), (9, 2384992), (12, 1788744), (16, 1341558), (18, 1192496), (24, 894372), (32, 670779), (36, 596248), (48, 447186), (72, 298124), (96, 223593), (144, 149062), (288, 74531)]