21592928

素因数分解:

$2^5\times 7^2\times {\mathrm{47}}^1\times {\mathrm{293}}^1$

素因数の和:364

約数の個数: 72

約数和(自身を含む): 50676192

約数和(自身を除く): 29083264

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 47, 49, 56, 94, 98, 112, 188, 196, 224, 293, 329, 376, 392, 586, 658, 752, 784, 1172, 1316, 1504, 1568, 2051, 2303, 2344, 2632, 4102, 4606, 4688, 5264, 8204, 9212, 9376, 10528, 13771, 14357, 16408, 18424, 27542, 28714, 32816, 36848, 55084, 57428, 65632, 73696, 96397, 110168, 114856, 192794, 220336, 229712, 385588, 440672, 459424, 674779, 771176, 1349558, 1542352, 2699116, 3084704, 5398232, 10796464, 21592928]

約数ペア:

[(1, 21592928), (2, 10796464), (4, 5398232), (7, 3084704), (8, 2699116), (14, 1542352), (16, 1349558), (28, 771176), (32, 674779), (47, 459424), (49, 440672), (56, 385588), (94, 229712), (98, 220336), (112, 192794), (188, 114856), (196, 110168), (224, 96397), (293, 73696), (329, 65632), (376, 57428), (392, 55084), (586, 36848), (658, 32816), (752, 28714), (784, 27542), (1172, 18424), (1316, 16408), (1504, 14357), (1568, 13771), (2051, 10528), (2303, 9376), (2344, 9212), (2632, 8204), (4102, 5264), (4606, 4688)]