21189405312

素因数分解:

$2^7\times 3^2\times {\mathrm{947}}^1\times {\mathrm{19423}}^1$

素因数の和:20390

約数の個数: 96

約数和(自身を含む): 61042250880

約数和(自身を除く): 39852845568

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 128, 144, 192, 288, 384, 576, 947, 1152, 1894, 2841, 3788, 5682, 7576, 8523, 11364, 15152, 17046, 19423, 22728, 30304, 34092, 38846, 45456, 58269, 60608, 68184, 77692, 90912, 116538, 121216, 136368, 155384, 174807, 181824, 233076, 272736, 310768, 349614, 363648, 466152, 545472, 621536, 699228, 932304, 1090944, 1243072, 1398456, 1864608, 2486144, 2796912, 3729216, 5593824, 7458432, 11187648, 18393581, 22375296, 36787162, 55180743, 73574324, 110361486, 147148648, 165542229, 220722972, 294297296, 331084458, 441445944, 588594592, 662168916, 882891888, 1177189184, 1324337832, 1765783776, 2354378368, 2648675664, 3531567552, 5297351328, 7063135104, 10594702656, 21189405312]

約数ペア:

[(1, 21189405312), (2, 10594702656), (3, 7063135104), (4, 5297351328), (6, 3531567552), (8, 2648675664), (9, 2354378368), (12, 1765783776), (16, 1324337832), (18, 1177189184), (24, 882891888), (32, 662168916), (36, 588594592), (48, 441445944), (64, 331084458), (72, 294297296), (96, 220722972), (128, 165542229), (144, 147148648), (192, 110361486), (288, 73574324), (384, 55180743), (576, 36787162), (947, 22375296), (1152, 18393581), (1894, 11187648), (2841, 7458432), (3788, 5593824), (5682, 3729216), (7576, 2796912), (8523, 2486144), (11364, 1864608), (15152, 1398456), (17046, 1243072), (19423, 1090944), (22728, 932304), (30304, 699228), (34092, 621536), (38846, 545472), (45456, 466152), (58269, 363648), (60608, 349614), (68184, 310768), (77692, 272736), (90912, 233076), (116538, 181824), (121216, 174807), (136368, 155384)]