21295616

素因数分解:

$2^9\times {\mathrm{41593}}^1$

素因数の和:41611

約数の個数: 20

約数和(自身を含む): 42550662

約数和(自身を除く): 21255046

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 41593, 83186, 166372, 332744, 665488, 1330976, 2661952, 5323904, 10647808, 21295616]

約数ペア:

[(1, 21295616), (2, 10647808), (4, 5323904), (8, 2661952), (16, 1330976), (32, 665488), (64, 332744), (128, 166372), (256, 83186), (512, 41593)]