21540768

素因数分解:

$2^5\times 3^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{197}}^1$

素因数の和:294

約数の個数: 96

約数和(自身を含む): 61072704

約数和(自身を除く): 39531936

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 32, 34, 48, 51, 67, 68, 96, 102, 134, 136, 197, 201, 204, 268, 272, 394, 402, 408, 536, 544, 591, 788, 804, 816, 1072, 1139, 1182, 1576, 1608, 1632, 2144, 2278, 2364, 3152, 3216, 3349, 3417, 4556, 4728, 6304, 6432, 6698, 6834, 9112, 9456, 10047, 13199, 13396, 13668, 18224, 18912, 20094, 26398, 26792, 27336, 36448, 39597, 40188, 52796, 53584, 54672, 79194, 80376, 105592, 107168, 109344, 158388, 160752, 211184, 224383, 316776, 321504, 422368, 448766, 633552, 673149, 897532, 1267104, 1346298, 1795064, 2692596, 3590128, 5385192, 7180256, 10770384, 21540768]

約数ペア:

[(1, 21540768), (2, 10770384), (3, 7180256), (4, 5385192), (6, 3590128), (8, 2692596), (12, 1795064), (16, 1346298), (17, 1267104), (24, 897532), (32, 673149), (34, 633552), (48, 448766), (51, 422368), (67, 321504), (68, 316776), (96, 224383), (102, 211184), (134, 160752), (136, 158388), (197, 109344), (201, 107168), (204, 105592), (268, 80376), (272, 79194), (394, 54672), (402, 53584), (408, 52796), (536, 40188), (544, 39597), (591, 36448), (788, 27336), (804, 26792), (816, 26398), (1072, 20094), (1139, 18912), (1182, 18224), (1576, 13668), (1608, 13396), (1632, 13199), (2144, 10047), (2278, 9456), (2364, 9112), (3152, 6834), (3216, 6698), (3349, 6432), (3417, 6304), (4556, 4728)]