21674068

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{4297}}^1$

素因数の和:4411

約数の個数: 24

約数和(自身を含む): 41277992

約数和(自身を除く): 19603924

約数列:

[1, 2, 4, 13, 26, 52, 97, 194, 388, 1261, 2522, 4297, 5044, 8594, 17188, 55861, 111722, 223444, 416809, 833618, 1667236, 5418517, 10837034, 21674068]

約数ペア:

[(1, 21674068), (2, 10837034), (4, 5418517), (13, 1667236), (26, 833618), (52, 416809), (97, 223444), (194, 111722), (388, 55861), (1261, 17188), (2522, 8594), (4297, 5044)]