21316614

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{4549}}^1$

素因数の和:4636

約数の個数: 32

約数和(自身を含む): 47174400

約数和(自身を除く): 25857786

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 71, 142, 213, 426, 781, 1562, 2343, 4549, 4686, 9098, 13647, 27294, 50039, 100078, 150117, 300234, 322979, 645958, 968937, 1937874, 3552769, 7105538, 10658307, 21316614]

約数ペア:

[(1, 21316614), (2, 10658307), (3, 7105538), (6, 3552769), (11, 1937874), (22, 968937), (33, 645958), (66, 322979), (71, 300234), (142, 150117), (213, 100078), (426, 50039), (781, 27294), (1562, 13647), (2343, 9098), (4549, 4686)]