21521214

素因数分解:

$2^1\times 3^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{929}}^1$

素因数の和:967

約数の個数: 80

約数和(自身を含む): 56715120

約数和(自身を除く): 35193906

約数列:

[1, 2, 3, 6, 9, 11, 13, 18, 22, 26, 27, 33, 39, 54, 66, 78, 81, 99, 117, 143, 162, 198, 234, 286, 297, 351, 429, 594, 702, 858, 891, 929, 1053, 1287, 1782, 1858, 2106, 2574, 2787, 3861, 5574, 7722, 8361, 10219, 11583, 12077, 16722, 20438, 23166, 24154, 25083, 30657, 36231, 50166, 61314, 72462, 75249, 91971, 108693, 132847, 150498, 183942, 217386, 265694, 275913, 326079, 398541, 551826, 652158, 797082, 827739, 978237, 1195623, 1655478, 1956474, 2391246, 3586869, 7173738, 10760607, 21521214]

約数ペア:

[(1, 21521214), (2, 10760607), (3, 7173738), (6, 3586869), (9, 2391246), (11, 1956474), (13, 1655478), (18, 1195623), (22, 978237), (26, 827739), (27, 797082), (33, 652158), (39, 551826), (54, 398541), (66, 326079), (78, 275913), (81, 265694), (99, 217386), (117, 183942), (143, 150498), (162, 132847), (198, 108693), (234, 91971), (286, 75249), (297, 72462), (351, 61314), (429, 50166), (594, 36231), (702, 30657), (858, 25083), (891, 24154), (929, 23166), (1053, 20438), (1287, 16722), (1782, 12077), (1858, 11583), (2106, 10219), (2574, 8361), (2787, 7722), (3861, 5574)]