21303328

素因数分解:

$2^5\times {\mathrm{487}}^1\times {\mathrm{1367}}^1$

素因数の和:1864

約数の個数: 24

約数和(自身を含む): 42057792

約数和(自身を除く): 20754464

約数列:

[1, 2, 4, 8, 16, 32, 487, 974, 1367, 1948, 2734, 3896, 5468, 7792, 10936, 15584, 21872, 43744, 665729, 1331458, 2662916, 5325832, 10651664, 21303328]

約数ペア:

[(1, 21303328), (2, 10651664), (4, 5325832), (8, 2662916), (16, 1331458), (32, 665729), (487, 43744), (974, 21872), (1367, 15584), (1948, 10936), (2734, 7792), (3896, 5468)]