21526064

素因数分解:

$2^4\times 7^1\times {\mathrm{71}}^1\times {\mathrm{2707}}^1$

素因数の和:2793

約数の個数: 40

約数和(自身を含む): 48354048

約数和(自身を除く): 26827984

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 71, 112, 142, 284, 497, 568, 994, 1136, 1988, 2707, 3976, 5414, 7952, 10828, 18949, 21656, 37898, 43312, 75796, 151592, 192197, 303184, 384394, 768788, 1345379, 1537576, 2690758, 3075152, 5381516, 10763032, 21526064]

約数ペア:

[(1, 21526064), (2, 10763032), (4, 5381516), (7, 3075152), (8, 2690758), (14, 1537576), (16, 1345379), (28, 768788), (56, 384394), (71, 303184), (112, 192197), (142, 151592), (284, 75796), (497, 43312), (568, 37898), (994, 21656), (1136, 18949), (1988, 10828), (2707, 7952), (3976, 5414)]