21843760

素因数分解:

$2^4\times 5^1\times {\mathrm{273047}}^1$

素因数の和:273060

約数の個数: 20

約数和(自身を含む): 50786928

約数和(自身を除く): 28943168

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 273047, 546094, 1092188, 1365235, 2184376, 2730470, 4368752, 5460940, 10921880, 21843760]

約数ペア:

[(1, 21843760), (2, 10921880), (4, 5460940), (5, 4368752), (8, 2730470), (10, 2184376), (16, 1365235), (20, 1092188), (40, 546094), (80, 273047)]