21000304852

素因数分解:

$2^2\times {\mathrm{229}}^1\times {\mathrm{787}}^1\times {\mathrm{29131}}^1$

素因数の和:30151

約数の個数: 24

約数和(自身を含む): 36959185760

約数和(自身を除く): 15958880908

約数列:

[1, 2, 4, 229, 458, 787, 916, 1574, 3148, 29131, 58262, 116524, 180223, 360446, 720892, 6670999, 13341998, 22926097, 26683996, 45852194, 91704388, 5250076213, 10500152426, 21000304852]

約数ペア:

[(1, 21000304852), (2, 10500152426), (4, 5250076213), (229, 91704388), (458, 45852194), (787, 26683996), (916, 22926097), (1574, 13341998), (3148, 6670999), (29131, 720892), (58262, 360446), (116524, 180223)]