21085915691265

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{269}}^1\times {\mathrm{5477}}^1\times {\mathrm{22189}}^1$

素因数の和:27986

約数の個数: 64

約数和(自身を含む): 34658280518400

約数和(自身を除く): 13572364827135

約数列:

[1, 3, 5, 15, 43, 129, 215, 269, 645, 807, 1345, 4035, 5477, 11567, 16431, 22189, 27385, 34701, 57835, 66567, 82155, 110945, 173505, 235511, 332835, 706533, 954127, 1177555, 1473313, 2862381, 3532665, 4419939, 4770635, 5968841, 7366565, 14311905, 17906523, 22099695, 29844205, 63352459, 89532615, 121529153, 190057377, 256660163, 316762295, 364587459, 607645765, 769980489, 950286885, 1283300815, 1822937295, 3849902445, 5225753579, 15677260737, 26128767895, 32691342157, 78386303685, 98074026471, 163456710785, 490370132355, 1405727712751, 4217183138253, 7028638563755, 21085915691265]

約数ペア:

[(1, 21085915691265), (3, 7028638563755), (5, 4217183138253), (15, 1405727712751), (43, 490370132355), (129, 163456710785), (215, 98074026471), (269, 78386303685), (645, 32691342157), (807, 26128767895), (1345, 15677260737), (4035, 5225753579), (5477, 3849902445), (11567, 1822937295), (16431, 1283300815), (22189, 950286885), (27385, 769980489), (34701, 607645765), (57835, 364587459), (66567, 316762295), (82155, 256660163), (110945, 190057377), (173505, 121529153), (235511, 89532615), (332835, 63352459), (706533, 29844205), (954127, 22099695), (1177555, 17906523), (1473313, 14311905), (2862381, 7366565), (3532665, 5968841), (4419939, 4770635)]