21519228

素因数分解:

$2^2\times 3^1\times {\mathrm{317}}^1\times {\mathrm{5657}}^1$

素因数の和:5981

約数の個数: 24

約数和(自身を含む): 50378832

約数和(自身を除く): 28859604

約数列:

[1, 2, 3, 4, 6, 12, 317, 634, 951, 1268, 1902, 3804, 5657, 11314, 16971, 22628, 33942, 67884, 1793269, 3586538, 5379807, 7173076, 10759614, 21519228]

約数ペア:

[(1, 21519228), (2, 10759614), (3, 7173076), (4, 5379807), (6, 3586538), (12, 1793269), (317, 67884), (634, 33942), (951, 22628), (1268, 16971), (1902, 11314), (3804, 5657)]