21334335

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{541}}^1$

素因数の和:799

約数の個数: 32

約数和(自身を含む): 37463040

約数和(自身を除く): 16128705

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 239, 541, 717, 1195, 1623, 2629, 2705, 3585, 5951, 7887, 8115, 13145, 17853, 29755, 39435, 89265, 129299, 387897, 646495, 1422289, 1939485, 4266867, 7111445, 21334335]

約数ペア:

[(1, 21334335), (3, 7111445), (5, 4266867), (11, 1939485), (15, 1422289), (33, 646495), (55, 387897), (165, 129299), (239, 89265), (541, 39435), (717, 29755), (1195, 17853), (1623, 13145), (2629, 8115), (2705, 7887), (3585, 5951)]