21522204

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1$

素因数の和:200

約数の個数: 144

約数和(自身を含む): 66044160

約数和(自身を除く): 44521956

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 17, 18, 22, 23, 33, 34, 36, 44, 46, 51, 66, 68, 69, 92, 99, 102, 132, 138, 139, 153, 187, 198, 204, 207, 253, 276, 278, 306, 374, 391, 396, 414, 417, 506, 556, 561, 612, 748, 759, 782, 828, 834, 1012, 1122, 1173, 1251, 1518, 1529, 1564, 1668, 1683, 2244, 2277, 2346, 2363, 2502, 3036, 3058, 3197, 3366, 3519, 4301, 4554, 4587, 4692, 4726, 5004, 6116, 6394, 6732, 7038, 7089, 8602, 9108, 9174, 9452, 9591, 12788, 12903, 13761, 14076, 14178, 17204, 18348, 19182, 21267, 25806, 25993, 27522, 28356, 28773, 35167, 38364, 38709, 42534, 51612, 51986, 54349, 55044, 57546, 70334, 77418, 77979, 85068, 103972, 105501, 108698, 115092, 140668, 154836, 155958, 163047, 211002, 217396, 233937, 311916, 316503, 326094, 422004, 467874, 489141, 597839, 633006, 652188, 935748, 978282, 1195678, 1266012, 1793517, 1956564, 2391356, 3587034, 5380551, 7174068, 10761102, 21522204]

約数ペア:

[(1, 21522204), (2, 10761102), (3, 7174068), (4, 5380551), (6, 3587034), (9, 2391356), (11, 1956564), (12, 1793517), (17, 1266012), (18, 1195678), (22, 978282), (23, 935748), (33, 652188), (34, 633006), (36, 597839), (44, 489141), (46, 467874), (51, 422004), (66, 326094), (68, 316503), (69, 311916), (92, 233937), (99, 217396), (102, 211002), (132, 163047), (138, 155958), (139, 154836), (153, 140668), (187, 115092), (198, 108698), (204, 105501), (207, 103972), (253, 85068), (276, 77979), (278, 77418), (306, 70334), (374, 57546), (391, 55044), (396, 54349), (414, 51986), (417, 51612), (506, 42534), (556, 38709), (561, 38364), (612, 35167), (748, 28773), (759, 28356), (782, 27522), (828, 25993), (834, 25806), (1012, 21267), (1122, 19182), (1173, 18348), (1251, 17204), (1518, 14178), (1529, 14076), (1564, 13761), (1668, 12903), (1683, 12788), (2244, 9591), (2277, 9452), (2346, 9174), (2363, 9108), (2502, 8602), (3036, 7089), (3058, 7038), (3197, 6732), (3366, 6394), (3519, 6116), (4301, 5004), (4554, 4726), (4587, 4692)]