21059264

素因数分解:

$2^6\times {\mathrm{281}}^1\times {\mathrm{1171}}^1$

素因数の和:1464

約数の個数: 28

約数和(自身を含む): 41974008

約数和(自身を除く): 20914744

約数列:

[1, 2, 4, 8, 16, 32, 64, 281, 562, 1124, 1171, 2248, 2342, 4496, 4684, 8992, 9368, 17984, 18736, 37472, 74944, 329051, 658102, 1316204, 2632408, 5264816, 10529632, 21059264]

約数ペア:

[(1, 21059264), (2, 10529632), (4, 5264816), (8, 2632408), (16, 1316204), (32, 658102), (64, 329051), (281, 74944), (562, 37472), (1124, 18736), (1171, 17984), (2248, 9368), (2342, 8992), (4496, 4684)]