21774992

素因数分解:

$2^4\times {\mathrm{179}}^1\times {\mathrm{7603}}^1$

素因数の和:7790

約数の個数: 20

約数和(自身を含む): 42430320

約数和(自身を除く): 20655328

約数列:

[1, 2, 4, 8, 16, 179, 358, 716, 1432, 2864, 7603, 15206, 30412, 60824, 121648, 1360937, 2721874, 5443748, 10887496, 21774992]

約数ペア:

[(1, 21774992), (2, 10887496), (4, 5443748), (8, 2721874), (16, 1360937), (179, 121648), (358, 60824), (716, 30412), (1432, 15206), (2864, 7603)]