21165066

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{599}}^1$

素因数の和:771

約数の個数: 48

約数和(自身を含む): 49795200

約数和(自身を除く): 28630134

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 151, 234, 302, 453, 599, 906, 1198, 1359, 1797, 1963, 2718, 3594, 3926, 5391, 5889, 7787, 10782, 11778, 15574, 17667, 23361, 35334, 46722, 70083, 90449, 140166, 180898, 271347, 542694, 814041, 1175837, 1628082, 2351674, 3527511, 7055022, 10582533, 21165066]

約数ペア:

[(1, 21165066), (2, 10582533), (3, 7055022), (6, 3527511), (9, 2351674), (13, 1628082), (18, 1175837), (26, 814041), (39, 542694), (78, 271347), (117, 180898), (151, 140166), (234, 90449), (302, 70083), (453, 46722), (599, 35334), (906, 23361), (1198, 17667), (1359, 15574), (1797, 11778), (1963, 10782), (2718, 7787), (3594, 5889), (3926, 5391)]