21515616

素因数分解:

$2^5\times 3^2\times {\mathrm{74707}}^1$

素因数の和:74723

約数の個数: 36

約数和(自身を含む): 61185852

約数和(自身を除く): 39670236

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 74707, 149414, 224121, 298828, 448242, 597656, 672363, 896484, 1195312, 1344726, 1792968, 2390624, 2689452, 3585936, 5378904, 7171872, 10757808, 21515616]

約数ペア:

[(1, 21515616), (2, 10757808), (3, 7171872), (4, 5378904), (6, 3585936), (8, 2689452), (9, 2390624), (12, 1792968), (16, 1344726), (18, 1195312), (24, 896484), (32, 672363), (36, 597656), (48, 448242), (72, 298828), (96, 224121), (144, 149414), (288, 74707)]