21596036

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{70117}}^1$

素因数の和:70139

約数の個数: 24

約数和(自身を含む): 47119296

約数和(自身を除く): 25523260

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 70117, 140234, 280468, 490819, 771287, 981638, 1542574, 1963276, 3085148, 5399009, 10798018, 21596036]

約数ペア:

[(1, 21596036), (2, 10798018), (4, 5399009), (7, 3085148), (11, 1963276), (14, 1542574), (22, 981638), (28, 771287), (44, 490819), (77, 280468), (154, 140234), (308, 70117)]