21771872

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{35809}}^1$

素因数の和:35838

約数の個数: 24

約数和(自身を含む): 45120600

約数和(自身を除く): 23348728

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 152, 304, 608, 35809, 71618, 143236, 286472, 572944, 680371, 1145888, 1360742, 2721484, 5442968, 10885936, 21771872]

約数ペア:

[(1, 21771872), (2, 10885936), (4, 5442968), (8, 2721484), (16, 1360742), (19, 1145888), (32, 680371), (38, 572944), (76, 286472), (152, 143236), (304, 71618), (608, 35809)]