21150784

素因数分解:

$2^6\times {\mathrm{563}}^1\times {\mathrm{587}}^1$

素因数の和:1162

約数の個数: 28

約数和(自身を含む): 42117264

約数和(自身を除く): 20966480

約数列:

[1, 2, 4, 8, 16, 32, 64, 563, 587, 1126, 1174, 2252, 2348, 4504, 4696, 9008, 9392, 18016, 18784, 36032, 37568, 330481, 660962, 1321924, 2643848, 5287696, 10575392, 21150784]

約数ペア:

[(1, 21150784), (2, 10575392), (4, 5287696), (8, 2643848), (16, 1321924), (32, 660962), (64, 330481), (563, 37568), (587, 36032), (1126, 18784), (1174, 18016), (2252, 9392), (2348, 9008), (4504, 4696)]