21046896

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{11243}}^1$

素因数の和:11270

約数の個数: 60

約数和(自身を含む): 63438648

約数和(自身を除く): 42391752

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 72, 78, 104, 117, 144, 156, 208, 234, 312, 468, 624, 936, 1872, 11243, 22486, 33729, 44972, 67458, 89944, 101187, 134916, 146159, 179888, 202374, 269832, 292318, 404748, 438477, 539664, 584636, 809496, 876954, 1169272, 1315431, 1618992, 1753908, 2338544, 2630862, 3507816, 5261724, 7015632, 10523448, 21046896]

約数ペア:

[(1, 21046896), (2, 10523448), (3, 7015632), (4, 5261724), (6, 3507816), (8, 2630862), (9, 2338544), (12, 1753908), (13, 1618992), (16, 1315431), (18, 1169272), (24, 876954), (26, 809496), (36, 584636), (39, 539664), (48, 438477), (52, 404748), (72, 292318), (78, 269832), (104, 202374), (117, 179888), (144, 146159), (156, 134916), (208, 101187), (234, 89944), (312, 67458), (468, 44972), (624, 33729), (936, 22486), (1872, 11243)]