21551133842

素因数分解:

$2^1\times 7^3\times {\mathrm{733}}^1\times {\mathrm{42859}}^1$

素因数の和:43615

約数の個数: 32

約数和(自身を含む): 37751088000

約数和(自身を除く): 16199954158

約数列:

[1, 2, 7, 14, 49, 98, 343, 686, 733, 1466, 5131, 10262, 35917, 42859, 71834, 85718, 251419, 300013, 502838, 600026, 2100091, 4200182, 14700637, 29401274, 31415647, 62831294, 219909529, 439819058, 1539366703, 3078733406, 10775566921, 21551133842]

約数ペア:

[(1, 21551133842), (2, 10775566921), (7, 3078733406), (14, 1539366703), (49, 439819058), (98, 219909529), (343, 62831294), (686, 31415647), (733, 29401274), (1466, 14700637), (5131, 4200182), (10262, 2100091), (35917, 600026), (42859, 502838), (71834, 300013), (85718, 251419)]