21149353695

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{151}}^1\times {\mathrm{227743}}^1$

素因数の和:227943

約数の個数: 32

約数和(自身を含む): 34894024704

約数和(自身を除く): 13744671009

約数列:

[1, 3, 5, 15, 41, 123, 151, 205, 453, 615, 755, 2265, 6191, 18573, 30955, 92865, 227743, 683229, 1138715, 3416145, 9337463, 28012389, 34389193, 46687315, 103167579, 140061945, 171945965, 515837895, 1409956913, 4229870739, 7049784565, 21149353695]

約数ペア:

[(1, 21149353695), (3, 7049784565), (5, 4229870739), (15, 1409956913), (41, 515837895), (123, 171945965), (151, 140061945), (205, 103167579), (453, 46687315), (615, 34389193), (755, 28012389), (2265, 9337463), (6191, 3416145), (18573, 1138715), (30955, 683229), (92865, 227743)]