21543672

素因数分解:

$2^3\times 3^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{269}}^1$

素因数の和:396

約数の個数: 64

約数和(自身を含む): 55987200

約数和(自身を除く): 34443528

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 47, 71, 94, 141, 142, 188, 213, 269, 282, 284, 376, 426, 538, 564, 568, 807, 852, 1076, 1128, 1614, 1704, 2152, 3228, 3337, 6456, 6674, 10011, 12643, 13348, 19099, 20022, 25286, 26696, 37929, 38198, 40044, 50572, 57297, 75858, 76396, 80088, 101144, 114594, 151716, 152792, 229188, 303432, 458376, 897653, 1795306, 2692959, 3590612, 5385918, 7181224, 10771836, 21543672]

約数ペア:

[(1, 21543672), (2, 10771836), (3, 7181224), (4, 5385918), (6, 3590612), (8, 2692959), (12, 1795306), (24, 897653), (47, 458376), (71, 303432), (94, 229188), (141, 152792), (142, 151716), (188, 114594), (213, 101144), (269, 80088), (282, 76396), (284, 75858), (376, 57297), (426, 50572), (538, 40044), (564, 38198), (568, 37929), (807, 26696), (852, 25286), (1076, 20022), (1128, 19099), (1614, 13348), (1704, 12643), (2152, 10011), (3228, 6674), (3337, 6456)]