21711618

素因数分解:

$2^1\times 3^3\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{353}}^1$

素因数の和:448

約数の個数: 64

約数和(自身を含む): 51995520

約数和(自身を除く): 30283902

約数列:

[1, 2, 3, 6, 9, 17, 18, 27, 34, 51, 54, 67, 102, 134, 153, 201, 306, 353, 402, 459, 603, 706, 918, 1059, 1139, 1206, 1809, 2118, 2278, 3177, 3417, 3618, 6001, 6354, 6834, 9531, 10251, 12002, 18003, 19062, 20502, 23651, 30753, 36006, 47302, 54009, 61506, 70953, 108018, 141906, 162027, 212859, 324054, 402067, 425718, 638577, 804134, 1206201, 1277154, 2412402, 3618603, 7237206, 10855809, 21711618]

約数ペア:

[(1, 21711618), (2, 10855809), (3, 7237206), (6, 3618603), (9, 2412402), (17, 1277154), (18, 1206201), (27, 804134), (34, 638577), (51, 425718), (54, 402067), (67, 324054), (102, 212859), (134, 162027), (153, 141906), (201, 108018), (306, 70953), (353, 61506), (402, 54009), (459, 47302), (603, 36006), (706, 30753), (918, 23651), (1059, 20502), (1139, 19062), (1206, 18003), (1809, 12002), (2118, 10251), (2278, 9531), (3177, 6834), (3417, 6354), (3618, 6001)]