21801883590

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{1022123}}^1$

素因数の和:1022218

約数の個数: 64

約数和(自身を含む): 58874342400

約数和(自身を除く): 37072458810

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 79, 90, 135, 158, 237, 270, 395, 474, 711, 790, 1185, 1422, 2133, 2370, 3555, 4266, 7110, 10665, 21330, 1022123, 2044246, 3066369, 5110615, 6132738, 9199107, 10221230, 15331845, 18398214, 27597321, 30663690, 45995535, 55194642, 80747717, 91991070, 137986605, 161495434, 242243151, 275973210, 403738585, 484486302, 726729453, 807477170, 1211215755, 1453458906, 2180188359, 2422431510, 3633647265, 4360376718, 7267294530, 10900941795, 21801883590]

約数ペア:

[(1, 21801883590), (2, 10900941795), (3, 7267294530), (5, 4360376718), (6, 3633647265), (9, 2422431510), (10, 2180188359), (15, 1453458906), (18, 1211215755), (27, 807477170), (30, 726729453), (45, 484486302), (54, 403738585), (79, 275973210), (90, 242243151), (135, 161495434), (158, 137986605), (237, 91991070), (270, 80747717), (395, 55194642), (474, 45995535), (711, 30663690), (790, 27597321), (1185, 18398214), (1422, 15331845), (2133, 10221230), (2370, 9199107), (3555, 6132738), (4266, 5110615), (7110, 3066369), (10665, 2044246), (21330, 1022123)]