21568344

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{233}}^1$

素因数の和:297

約数の個数: 128

約数和(自身を含む): 67392000

約数和(自身を除く): 45823656

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 19, 21, 24, 28, 29, 38, 42, 56, 57, 58, 76, 84, 87, 114, 116, 133, 152, 168, 174, 203, 228, 232, 233, 266, 348, 399, 406, 456, 466, 532, 551, 609, 696, 699, 798, 812, 932, 1064, 1102, 1218, 1398, 1596, 1624, 1631, 1653, 1864, 2204, 2436, 2796, 3192, 3262, 3306, 3857, 4408, 4427, 4872, 4893, 5592, 6524, 6612, 6757, 7714, 8854, 9786, 11571, 13048, 13224, 13281, 13514, 15428, 17708, 19572, 20271, 23142, 26562, 27028, 30856, 30989, 35416, 39144, 40542, 46284, 47299, 53124, 54056, 61978, 81084, 92568, 92967, 94598, 106248, 123956, 128383, 141897, 162168, 185934, 189196, 247912, 256766, 283794, 371868, 378392, 385149, 513532, 567588, 743736, 770298, 898681, 1027064, 1135176, 1540596, 1797362, 2696043, 3081192, 3594724, 5392086, 7189448, 10784172, 21568344]

約数ペア:

[(1, 21568344), (2, 10784172), (3, 7189448), (4, 5392086), (6, 3594724), (7, 3081192), (8, 2696043), (12, 1797362), (14, 1540596), (19, 1135176), (21, 1027064), (24, 898681), (28, 770298), (29, 743736), (38, 567588), (42, 513532), (56, 385149), (57, 378392), (58, 371868), (76, 283794), (84, 256766), (87, 247912), (114, 189196), (116, 185934), (133, 162168), (152, 141897), (168, 128383), (174, 123956), (203, 106248), (228, 94598), (232, 92967), (233, 92568), (266, 81084), (348, 61978), (399, 54056), (406, 53124), (456, 47299), (466, 46284), (532, 40542), (551, 39144), (609, 35416), (696, 30989), (699, 30856), (798, 27028), (812, 26562), (932, 23142), (1064, 20271), (1102, 19572), (1218, 17708), (1398, 15428), (1596, 13514), (1624, 13281), (1631, 13224), (1653, 13048), (1864, 11571), (2204, 9786), (2436, 8854), (2796, 7714), (3192, 6757), (3262, 6612), (3306, 6524), (3857, 5592), (4408, 4893), (4427, 4872)]