21772512

素因数分解:

$2^5\times 3^2\times {\mathrm{17}}^1\times {\mathrm{4447}}^1$

素因数の和:4480

約数の個数: 72

約数和(自身を含む): 65572416

約数和(自身を除く): 43799904

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 32, 34, 36, 48, 51, 68, 72, 96, 102, 136, 144, 153, 204, 272, 288, 306, 408, 544, 612, 816, 1224, 1632, 2448, 4447, 4896, 8894, 13341, 17788, 26682, 35576, 40023, 53364, 71152, 75599, 80046, 106728, 142304, 151198, 160092, 213456, 226797, 302396, 320184, 426912, 453594, 604792, 640368, 680391, 907188, 1209584, 1280736, 1360782, 1814376, 2419168, 2721564, 3628752, 5443128, 7257504, 10886256, 21772512]

約数ペア:

[(1, 21772512), (2, 10886256), (3, 7257504), (4, 5443128), (6, 3628752), (8, 2721564), (9, 2419168), (12, 1814376), (16, 1360782), (17, 1280736), (18, 1209584), (24, 907188), (32, 680391), (34, 640368), (36, 604792), (48, 453594), (51, 426912), (68, 320184), (72, 302396), (96, 226797), (102, 213456), (136, 160092), (144, 151198), (153, 142304), (204, 106728), (272, 80046), (288, 75599), (306, 71152), (408, 53364), (544, 40023), (612, 35576), (816, 26682), (1224, 17788), (1632, 13341), (2448, 8894), (4447, 4896)]