16921065

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{5557}}^1$

素因数の和:5601

約数の個数: 32

約数和(自身を含む): 32014080

約数和(自身を除く): 15093015

約数列:

[1, 3, 5, 7, 15, 21, 29, 35, 87, 105, 145, 203, 435, 609, 1015, 3045, 5557, 16671, 27785, 38899, 83355, 116697, 161153, 194495, 483459, 583485, 805765, 1128071, 2417295, 3384213, 5640355, 16921065]

約数ペア:

[(1, 16921065), (3, 5640355), (5, 3384213), (7, 2417295), (15, 1128071), (21, 805765), (29, 583485), (35, 483459), (87, 194495), (105, 161153), (145, 116697), (203, 83355), (435, 38899), (609, 27785), (1015, 16671), (3045, 5557)]