21476728

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29501}}^1$

素因数の和:29527

約数の個数: 32

約数和(自身を含む): 49563360

約数和(自身を除く): 28086632

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 728, 29501, 59002, 118004, 206507, 236008, 383513, 413014, 767026, 826028, 1534052, 1652056, 2684591, 3068104, 5369182, 10738364, 21476728]

約数ペア:

[(1, 21476728), (2, 10738364), (4, 5369182), (7, 3068104), (8, 2684591), (13, 1652056), (14, 1534052), (26, 826028), (28, 767026), (52, 413014), (56, 383513), (91, 236008), (104, 206507), (182, 118004), (364, 59002), (728, 29501)]