21146784

素因数分解:

$2^5\times 3^1\times {\mathrm{220279}}^1$

素因数の和:220292

約数の個数: 24

約数和(自身を含む): 55510560

約数和(自身を除く): 34363776

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 220279, 440558, 660837, 881116, 1321674, 1762232, 2643348, 3524464, 5286696, 7048928, 10573392, 21146784]

約数ペア:

[(1, 21146784), (2, 10573392), (3, 7048928), (4, 5286696), (6, 3524464), (8, 2643348), (12, 1762232), (16, 1321674), (24, 881116), (32, 660837), (48, 440558), (96, 220279)]