21596008

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{20297}}^1$

素因数の和:20329

約数の個数: 32

約数和(自身を含む): 48715200

約数和(自身を除く): 27119192

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 133, 152, 266, 532, 1064, 20297, 40594, 81188, 142079, 162376, 284158, 385643, 568316, 771286, 1136632, 1542572, 2699501, 3085144, 5399002, 10798004, 21596008]

約数ペア:

[(1, 21596008), (2, 10798004), (4, 5399002), (7, 3085144), (8, 2699501), (14, 1542572), (19, 1136632), (28, 771286), (38, 568316), (56, 385643), (76, 284158), (133, 162376), (152, 142079), (266, 81188), (532, 40594), (1064, 20297)]