21767038

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{71}}^2\times {\mathrm{127}}^1$

素因数の和:288

約数の個数: 24

約数和(自身を含む): 35341056

約数和(自身を除く): 13574018

約数列:

[1, 2, 17, 34, 71, 127, 142, 254, 1207, 2159, 2414, 4318, 5041, 9017, 10082, 18034, 85697, 153289, 171394, 306578, 640207, 1280414, 10883519, 21767038]

約数ペア:

[(1, 21767038), (2, 10883519), (17, 1280414), (34, 640207), (71, 306578), (127, 171394), (142, 153289), (254, 85697), (1207, 18034), (2159, 10082), (2414, 9017), (4318, 5041)]