21105126

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{167}}^1$

素因数の和:258

約数の個数: 96

約数和(自身を含む): 56609280

約数和(自身を除く): 35504154

約数列:

[1, 2, 3, 6, 7, 9, 14, 17, 18, 21, 34, 42, 51, 59, 63, 102, 118, 119, 126, 153, 167, 177, 238, 306, 334, 354, 357, 413, 501, 531, 714, 826, 1002, 1003, 1062, 1071, 1169, 1239, 1503, 2006, 2142, 2338, 2478, 2839, 3006, 3009, 3507, 3717, 5678, 6018, 7014, 7021, 7434, 8517, 9027, 9853, 10521, 14042, 17034, 18054, 19706, 19873, 21042, 21063, 25551, 29559, 39746, 42126, 51102, 59118, 59619, 63189, 68971, 88677, 119238, 126378, 137942, 167501, 177354, 178857, 206913, 335002, 357714, 413826, 502503, 620739, 1005006, 1172507, 1241478, 1507509, 2345014, 3015018, 3517521, 7035042, 10552563, 21105126]

約数ペア:

[(1, 21105126), (2, 10552563), (3, 7035042), (6, 3517521), (7, 3015018), (9, 2345014), (14, 1507509), (17, 1241478), (18, 1172507), (21, 1005006), (34, 620739), (42, 502503), (51, 413826), (59, 357714), (63, 335002), (102, 206913), (118, 178857), (119, 177354), (126, 167501), (153, 137942), (167, 126378), (177, 119238), (238, 88677), (306, 68971), (334, 63189), (354, 59619), (357, 59118), (413, 51102), (501, 42126), (531, 39746), (714, 29559), (826, 25551), (1002, 21063), (1003, 21042), (1062, 19873), (1071, 19706), (1169, 18054), (1239, 17034), (1503, 14042), (2006, 10521), (2142, 9853), (2338, 9027), (2478, 8517), (2839, 7434), (3006, 7021), (3009, 7014), (3507, 6018), (3717, 5678)]