21973952

素因数分解:

$2^6\times 7^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1$

素因数の和:64

約数の個数: 140

約数和(自身を含む): 59762136

約数和(自身を除く): 37788184

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 16, 22, 26, 28, 32, 44, 49, 52, 56, 64, 77, 88, 91, 98, 104, 112, 143, 154, 176, 182, 196, 208, 224, 286, 308, 343, 352, 364, 392, 416, 448, 539, 572, 616, 637, 686, 704, 728, 784, 832, 1001, 1078, 1144, 1232, 1274, 1372, 1456, 1568, 2002, 2156, 2288, 2401, 2464, 2548, 2744, 2912, 3136, 3773, 4004, 4312, 4459, 4576, 4802, 4928, 5096, 5488, 5824, 7007, 7546, 8008, 8624, 8918, 9152, 9604, 10192, 10976, 14014, 15092, 16016, 17248, 17836, 19208, 20384, 21952, 26411, 28028, 30184, 31213, 32032, 34496, 35672, 38416, 40768, 49049, 52822, 56056, 60368, 62426, 64064, 71344, 76832, 98098, 105644, 112112, 120736, 124852, 142688, 153664, 196196, 211288, 224224, 241472, 249704, 285376, 343343, 392392, 422576, 448448, 499408, 686686, 784784, 845152, 998816, 1373372, 1569568, 1690304, 1997632, 2746744, 3139136, 5493488, 10986976, 21973952]

約数ペア:

[(1, 21973952), (2, 10986976), (4, 5493488), (7, 3139136), (8, 2746744), (11, 1997632), (13, 1690304), (14, 1569568), (16, 1373372), (22, 998816), (26, 845152), (28, 784784), (32, 686686), (44, 499408), (49, 448448), (52, 422576), (56, 392392), (64, 343343), (77, 285376), (88, 249704), (91, 241472), (98, 224224), (104, 211288), (112, 196196), (143, 153664), (154, 142688), (176, 124852), (182, 120736), (196, 112112), (208, 105644), (224, 98098), (286, 76832), (308, 71344), (343, 64064), (352, 62426), (364, 60368), (392, 56056), (416, 52822), (448, 49049), (539, 40768), (572, 38416), (616, 35672), (637, 34496), (686, 32032), (704, 31213), (728, 30184), (784, 28028), (832, 26411), (1001, 21952), (1078, 20384), (1144, 19208), (1232, 17836), (1274, 17248), (1372, 16016), (1456, 15092), (1568, 14014), (2002, 10976), (2156, 10192), (2288, 9604), (2401, 9152), (2464, 8918), (2548, 8624), (2744, 8008), (2912, 7546), (3136, 7007), (3773, 5824), (4004, 5488), (4312, 5096), (4459, 4928), (4576, 4802)]