21737408

素因数分解:

$2^6\times 7^1\times {\mathrm{11}}^2\times {\mathrm{401}}^1$

素因数の和:442

約数の個数: 84

約数和(自身を含む): 54321456

約数和(自身を除く): 32584048

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 64, 77, 88, 112, 121, 154, 176, 224, 242, 308, 352, 401, 448, 484, 616, 704, 802, 847, 968, 1232, 1604, 1694, 1936, 2464, 2807, 3208, 3388, 3872, 4411, 4928, 5614, 6416, 6776, 7744, 8822, 11228, 12832, 13552, 17644, 22456, 25664, 27104, 30877, 35288, 44912, 48521, 54208, 61754, 70576, 89824, 97042, 123508, 141152, 179648, 194084, 247016, 282304, 339647, 388168, 494032, 679294, 776336, 988064, 1358588, 1552672, 1976128, 2717176, 3105344, 5434352, 10868704, 21737408]

約数ペア:

[(1, 21737408), (2, 10868704), (4, 5434352), (7, 3105344), (8, 2717176), (11, 1976128), (14, 1552672), (16, 1358588), (22, 988064), (28, 776336), (32, 679294), (44, 494032), (56, 388168), (64, 339647), (77, 282304), (88, 247016), (112, 194084), (121, 179648), (154, 141152), (176, 123508), (224, 97042), (242, 89824), (308, 70576), (352, 61754), (401, 54208), (448, 48521), (484, 44912), (616, 35288), (704, 30877), (802, 27104), (847, 25664), (968, 22456), (1232, 17644), (1604, 13552), (1694, 12832), (1936, 11228), (2464, 8822), (2807, 7744), (3208, 6776), (3388, 6416), (3872, 5614), (4411, 4928)]