21000751904

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{59661227}}^1$

素因数の和:59661248

約数の個数: 24

約数和(自身を含む): 45103888368

約数和(自身を除く): 24103136464

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 88, 176, 352, 59661227, 119322454, 238644908, 477289816, 656273497, 954579632, 1312546994, 1909159264, 2625093988, 5250187976, 10500375952, 21000751904]

約数ペア:

[(1, 21000751904), (2, 10500375952), (4, 5250187976), (8, 2625093988), (11, 1909159264), (16, 1312546994), (22, 954579632), (32, 656273497), (44, 477289816), (88, 238644908), (176, 119322454), (352, 59661227)]