21607352

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{207763}}^1$

素因数の和:207782

約数の個数: 16

約数和(自身を含む): 43630440

約数和(自身を除く): 22023088

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 207763, 415526, 831052, 1662104, 2700919, 5401838, 10803676, 21607352]

約数ペア:

[(1, 21607352), (2, 10803676), (4, 5401838), (8, 2700919), (13, 1662104), (26, 831052), (52, 415526), (104, 207763)]