21074944

素因数分解:

$2^{10}\times {\mathrm{11}}^1\times {\mathrm{1871}}^1$

素因数の和:1902

約数の個数: 44

約数和(自身を含む): 45983808

約数和(自身を除く): 24908864

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 128, 176, 256, 352, 512, 704, 1024, 1408, 1871, 2816, 3742, 5632, 7484, 11264, 14968, 20581, 29936, 41162, 59872, 82324, 119744, 164648, 239488, 329296, 478976, 658592, 957952, 1317184, 1915904, 2634368, 5268736, 10537472, 21074944]

約数ペア:

[(1, 21074944), (2, 10537472), (4, 5268736), (8, 2634368), (11, 1915904), (16, 1317184), (22, 957952), (32, 658592), (44, 478976), (64, 329296), (88, 239488), (128, 164648), (176, 119744), (256, 82324), (352, 59872), (512, 41162), (704, 29936), (1024, 20581), (1408, 14968), (1871, 11264), (2816, 7484), (3742, 5632)]