21689262

素因数分解:

$2^1\times 3^3\times 7^3\times {\mathrm{1171}}^1$

素因数の和:1203

約数の個数: 64

約数和(自身を含む): 56256000

約数和(自身を除く): 34566738

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 49, 54, 63, 98, 126, 147, 189, 294, 343, 378, 441, 686, 882, 1029, 1171, 1323, 2058, 2342, 2646, 3087, 3513, 6174, 7026, 8197, 9261, 10539, 16394, 18522, 21078, 24591, 31617, 49182, 57379, 63234, 73773, 114758, 147546, 172137, 221319, 344274, 401653, 442638, 516411, 803306, 1032822, 1204959, 1549233, 2409918, 3098466, 3614877, 7229754, 10844631, 21689262]

約数ペア:

[(1, 21689262), (2, 10844631), (3, 7229754), (6, 3614877), (7, 3098466), (9, 2409918), (14, 1549233), (18, 1204959), (21, 1032822), (27, 803306), (42, 516411), (49, 442638), (54, 401653), (63, 344274), (98, 221319), (126, 172137), (147, 147546), (189, 114758), (294, 73773), (343, 63234), (378, 57379), (441, 49182), (686, 31617), (882, 24591), (1029, 21078), (1171, 18522), (1323, 16394), (2058, 10539), (2342, 9261), (2646, 8197), (3087, 7026), (3513, 6174)]