21206722096

素因数分解:

$2^4\times 7^1\times {\mathrm{53}}^1\times {\mathrm{3572561}}^1$

素因数の和:3572629

約数の個数: 40

約数和(自身を含む): 47843750304

約数和(自身を除く): 26637028208

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 53, 56, 106, 112, 212, 371, 424, 742, 848, 1484, 2968, 5936, 3572561, 7145122, 14290244, 25007927, 28580488, 50015854, 57160976, 100031708, 189345733, 200063416, 378691466, 400126832, 757382932, 1325420131, 1514765864, 2650840262, 3029531728, 5301680524, 10603361048, 21206722096]

約数ペア:

[(1, 21206722096), (2, 10603361048), (4, 5301680524), (7, 3029531728), (8, 2650840262), (14, 1514765864), (16, 1325420131), (28, 757382932), (53, 400126832), (56, 378691466), (106, 200063416), (112, 189345733), (212, 100031708), (371, 57160976), (424, 50015854), (742, 28580488), (848, 25007927), (1484, 14290244), (2968, 7145122), (5936, 3572561)]