21246302

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19709}}^1$

素因数の和:19736

約数の個数: 24

約数和(自身を含む): 40444920

約数和(自身を除く): 19198618

約数列:

[1, 2, 7, 11, 14, 22, 49, 77, 98, 154, 539, 1078, 19709, 39418, 137963, 216799, 275926, 433598, 965741, 1517593, 1931482, 3035186, 10623151, 21246302]

約数ペア:

[(1, 21246302), (2, 10623151), (7, 3035186), (11, 1931482), (14, 1517593), (22, 965741), (49, 433598), (77, 275926), (98, 216799), (154, 137963), (539, 39418), (1078, 19709)]