21379872

素因数分解:

$2^5\times 3^1\times {\mathrm{222707}}^1$

素因数の和:222720

約数の個数: 24

約数和(自身を含む): 56122416

約数和(自身を除く): 34742544

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 222707, 445414, 668121, 890828, 1336242, 1781656, 2672484, 3563312, 5344968, 7126624, 10689936, 21379872]

約数ペア:

[(1, 21379872), (2, 10689936), (3, 7126624), (4, 5344968), (6, 3563312), (8, 2672484), (12, 1781656), (16, 1336242), (24, 890828), (32, 668121), (48, 445414), (96, 222707)]