21898711287

素因数分解:

$3^3\times {\mathrm{61}}^1\times {\mathrm{197}}^1\times {\mathrm{67493}}^1$

素因数の和:67760

約数の個数: 32

約数和(自身を含む): 33142253760

約数和(自身を除く): 11243542473

約数列:

[1, 3, 9, 27, 61, 183, 197, 549, 591, 1647, 1773, 5319, 12017, 36051, 67493, 108153, 202479, 324459, 607437, 1822311, 4117073, 12351219, 13296121, 37053657, 39888363, 111160971, 119665089, 358995267, 811063381, 2433190143, 7299570429, 21898711287]

約数ペア:

[(1, 21898711287), (3, 7299570429), (9, 2433190143), (27, 811063381), (61, 358995267), (183, 119665089), (197, 111160971), (549, 39888363), (591, 37053657), (1647, 13296121), (1773, 12351219), (5319, 4117073), (12017, 1822311), (36051, 607437), (67493, 324459), (108153, 202479)]