21089984

素因数分解:

$2^6\times {\mathrm{229}}^1\times {\mathrm{1439}}^1$

素因数の和:1680

約数の個数: 28

約数和(自身を含む): 42062400

約数和(自身を除く): 20972416

約数列:

[1, 2, 4, 8, 16, 32, 64, 229, 458, 916, 1439, 1832, 2878, 3664, 5756, 7328, 11512, 14656, 23024, 46048, 92096, 329531, 659062, 1318124, 2636248, 5272496, 10544992, 21089984]

約数ペア:

[(1, 21089984), (2, 10544992), (4, 5272496), (8, 2636248), (16, 1318124), (32, 659062), (64, 329531), (229, 92096), (458, 46048), (916, 23024), (1439, 14656), (1832, 11512), (2878, 7328), (3664, 5756)]