21973588

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1$

素因数の和:161

約数の個数: 96

約数和(自身を含む): 51819264

約数和(自身を除く): 29845676

約数列:

[1, 2, 4, 7, 13, 14, 17, 26, 28, 34, 52, 53, 67, 68, 91, 106, 119, 134, 182, 212, 221, 238, 268, 364, 371, 442, 469, 476, 689, 742, 871, 884, 901, 938, 1139, 1378, 1484, 1547, 1742, 1802, 1876, 2278, 2756, 3094, 3484, 3551, 3604, 4556, 4823, 6097, 6188, 6307, 7102, 7973, 9646, 11713, 12194, 12614, 14204, 14807, 15946, 19292, 23426, 24388, 24857, 25228, 29614, 31892, 46163, 46852, 49714, 59228, 60367, 81991, 92326, 99428, 103649, 120734, 163982, 184652, 207298, 241468, 323141, 327964, 414596, 422569, 646282, 784771, 845138, 1292564, 1569542, 1690276, 3139084, 5493397, 10986794, 21973588]

約数ペア:

[(1, 21973588), (2, 10986794), (4, 5493397), (7, 3139084), (13, 1690276), (14, 1569542), (17, 1292564), (26, 845138), (28, 784771), (34, 646282), (52, 422569), (53, 414596), (67, 327964), (68, 323141), (91, 241468), (106, 207298), (119, 184652), (134, 163982), (182, 120734), (212, 103649), (221, 99428), (238, 92326), (268, 81991), (364, 60367), (371, 59228), (442, 49714), (469, 46852), (476, 46163), (689, 31892), (742, 29614), (871, 25228), (884, 24857), (901, 24388), (938, 23426), (1139, 19292), (1378, 15946), (1484, 14807), (1547, 14204), (1742, 12614), (1802, 12194), (1876, 11713), (2278, 9646), (2756, 7973), (3094, 7102), (3484, 6307), (3551, 6188), (3604, 6097), (4556, 4823)]