21493059615

素因数分解:

$3^7\times 5^1\times {\mathrm{419}}^1\times {\mathrm{4691}}^1$

素因数の和:5136

約数の個数: 64

約数和(自身を含む): 38782195200

約数和(自身を除く): 17289135585

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 419, 729, 1215, 1257, 2095, 2187, 3645, 3771, 4691, 6285, 10935, 11313, 14073, 18855, 23455, 33939, 42219, 56565, 70365, 101817, 126657, 169695, 211095, 305451, 379971, 509085, 633285, 916353, 1139913, 1527255, 1899855, 1965529, 3419739, 4581765, 5699565, 5896587, 9827645, 10259217, 17098695, 17689761, 29482935, 51296085, 53069283, 88448805, 159207849, 265346415, 477623547, 796039245, 1432870641, 2388117735, 4298611923, 7164353205, 21493059615]

約数ペア:

[(1, 21493059615), (3, 7164353205), (5, 4298611923), (9, 2388117735), (15, 1432870641), (27, 796039245), (45, 477623547), (81, 265346415), (135, 159207849), (243, 88448805), (405, 53069283), (419, 51296085), (729, 29482935), (1215, 17689761), (1257, 17098695), (2095, 10259217), (2187, 9827645), (3645, 5896587), (3771, 5699565), (4691, 4581765), (6285, 3419739), (10935, 1965529), (11313, 1899855), (14073, 1527255), (18855, 1139913), (23455, 916353), (33939, 633285), (42219, 509085), (56565, 379971), (70365, 305451), (101817, 211095), (126657, 169695)]