21000455289

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{1619281}}^1$

素因数の和:1619429

約数の個数: 24

約数和(自身を含む): 33344254944

約数和(自身を除く): 12343799655

約数列:

[1, 3, 9, 11, 33, 99, 131, 393, 1179, 1441, 4323, 12969, 1619281, 4857843, 14573529, 17812091, 53436273, 160308819, 212125811, 636377433, 1909132299, 2333383921, 7000151763, 21000455289]

約数ペア:

[(1, 21000455289), (3, 7000151763), (9, 2333383921), (11, 1909132299), (33, 636377433), (99, 212125811), (131, 160308819), (393, 53436273), (1179, 17812091), (1441, 14573529), (4323, 4857843), (12969, 1619281)]