21733120

素因数分解:

$2^8\times 5^1\times {\mathrm{16979}}^1$

素因数の和:17000

約数の個数: 36

約数和(自身を含む): 52060680

約数和(自身を除く): 30327560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 16979, 33958, 67916, 84895, 135832, 169790, 271664, 339580, 543328, 679160, 1086656, 1358320, 2173312, 2716640, 4346624, 5433280, 10866560, 21733120]

約数ペア:

[(1, 21733120), (2, 10866560), (4, 5433280), (5, 4346624), (8, 2716640), (10, 2173312), (16, 1358320), (20, 1086656), (32, 679160), (40, 543328), (64, 339580), (80, 271664), (128, 169790), (160, 135832), (256, 84895), (320, 67916), (640, 33958), (1280, 16979)]