21573032

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{207433}}^1$

素因数の和:207452

約数の個数: 16

約数和(自身を含む): 43561140

約数和(自身を除く): 21988108

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 207433, 414866, 829732, 1659464, 2696629, 5393258, 10786516, 21573032]

約数ペア:

[(1, 21573032), (2, 10786516), (4, 5393258), (8, 2696629), (13, 1659464), (26, 829732), (52, 414866), (104, 207433)]