21108924

素因数分解:

$2^2\times 3^7\times {\mathrm{19}}^1\times {\mathrm{127}}^1$

素因数の和:171

約数の個数: 96

約数和(自身を含む): 58777600

約数和(自身を除く): 37668676

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 36, 38, 54, 57, 76, 81, 108, 114, 127, 162, 171, 228, 243, 254, 324, 342, 381, 486, 508, 513, 684, 729, 762, 972, 1026, 1143, 1458, 1524, 1539, 2052, 2187, 2286, 2413, 2916, 3078, 3429, 4374, 4572, 4617, 4826, 6156, 6858, 7239, 8748, 9234, 9652, 10287, 13716, 13851, 14478, 18468, 20574, 21717, 27702, 28956, 30861, 41148, 41553, 43434, 55404, 61722, 65151, 83106, 86868, 92583, 123444, 130302, 166212, 185166, 195453, 260604, 277749, 370332, 390906, 555498, 586359, 781812, 1110996, 1172718, 1759077, 2345436, 3518154, 5277231, 7036308, 10554462, 21108924]

約数ペア:

[(1, 21108924), (2, 10554462), (3, 7036308), (4, 5277231), (6, 3518154), (9, 2345436), (12, 1759077), (18, 1172718), (19, 1110996), (27, 781812), (36, 586359), (38, 555498), (54, 390906), (57, 370332), (76, 277749), (81, 260604), (108, 195453), (114, 185166), (127, 166212), (162, 130302), (171, 123444), (228, 92583), (243, 86868), (254, 83106), (324, 65151), (342, 61722), (381, 55404), (486, 43434), (508, 41553), (513, 41148), (684, 30861), (729, 28956), (762, 27702), (972, 21717), (1026, 20574), (1143, 18468), (1458, 14478), (1524, 13851), (1539, 13716), (2052, 10287), (2187, 9652), (2286, 9234), (2413, 8748), (2916, 7239), (3078, 6858), (3429, 6156), (4374, 4826), (4572, 4617)]