21271031936

素因数分解:

$2^7\times 7^1\times {\mathrm{11}}^1\times {\mathrm{2158181}}^1$

素因数の和:2158213

約数の個数: 64

約数和(自身を含む): 52832295360

約数和(自身を除く): 31561263424

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 64, 77, 88, 112, 128, 154, 176, 224, 308, 352, 448, 616, 704, 896, 1232, 1408, 2464, 4928, 9856, 2158181, 4316362, 8632724, 15107267, 17265448, 23739991, 30214534, 34530896, 47479982, 60429068, 69061792, 94959964, 120858136, 138123584, 166179937, 189919928, 241716272, 276247168, 332359874, 379839856, 483432544, 664719748, 759679712, 966865088, 1329439496, 1519359424, 1933730176, 2658878992, 3038718848, 5317757984, 10635515968, 21271031936]

約数ペア:

[(1, 21271031936), (2, 10635515968), (4, 5317757984), (7, 3038718848), (8, 2658878992), (11, 1933730176), (14, 1519359424), (16, 1329439496), (22, 966865088), (28, 759679712), (32, 664719748), (44, 483432544), (56, 379839856), (64, 332359874), (77, 276247168), (88, 241716272), (112, 189919928), (128, 166179937), (154, 138123584), (176, 120858136), (224, 94959964), (308, 69061792), (352, 60429068), (448, 47479982), (616, 34530896), (704, 30214534), (896, 23739991), (1232, 17265448), (1408, 15107267), (2464, 8632724), (4928, 4316362), (9856, 2158181)]