21735126

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{1297}}^1$

素因数の和:1338

約数の個数: 72

約数和(自身を含む): 57709080

約数和(自身を除く): 35973954

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 38, 42, 49, 57, 63, 98, 114, 126, 133, 147, 171, 266, 294, 342, 399, 441, 798, 882, 931, 1197, 1297, 1862, 2394, 2594, 2793, 3891, 5586, 7782, 8379, 9079, 11673, 16758, 18158, 23346, 24643, 27237, 49286, 54474, 63553, 73929, 81711, 127106, 147858, 163422, 172501, 190659, 221787, 345002, 381318, 443574, 517503, 571977, 1035006, 1143954, 1207507, 1552509, 2415014, 3105018, 3622521, 7245042, 10867563, 21735126]

約数ペア:

[(1, 21735126), (2, 10867563), (3, 7245042), (6, 3622521), (7, 3105018), (9, 2415014), (14, 1552509), (18, 1207507), (19, 1143954), (21, 1035006), (38, 571977), (42, 517503), (49, 443574), (57, 381318), (63, 345002), (98, 221787), (114, 190659), (126, 172501), (133, 163422), (147, 147858), (171, 127106), (266, 81711), (294, 73929), (342, 63553), (399, 54474), (441, 49286), (798, 27237), (882, 24643), (931, 23346), (1197, 18158), (1297, 16758), (1862, 11673), (2394, 9079), (2594, 8379), (2793, 7782), (3891, 5586)]