21222562

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{569}}^1\times {\mathrm{1097}}^1$

素因数の和:1685

約数の個数: 16

約数和(自身を含む): 33796440

約数和(自身を除く): 12573878

約数列:

[1, 2, 17, 34, 569, 1097, 1138, 2194, 9673, 18649, 19346, 37298, 624193, 1248386, 10611281, 21222562]

約数ペア:

[(1, 21222562), (2, 10611281), (17, 1248386), (34, 624193), (569, 37298), (1097, 19346), (1138, 18649), (2194, 9673)]