21347568

素因数分解:

$2^4\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13477}}^1$

素因数の和:13502

約数の個数: 60

約数和(自身を含む): 65179608

約数和(自身を除く): 43832040

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 33, 36, 44, 48, 66, 72, 88, 99, 132, 144, 176, 198, 264, 396, 528, 792, 1584, 13477, 26954, 40431, 53908, 80862, 107816, 121293, 148247, 161724, 215632, 242586, 296494, 323448, 444741, 485172, 592988, 646896, 889482, 970344, 1185976, 1334223, 1778964, 1940688, 2371952, 2668446, 3557928, 5336892, 7115856, 10673784, 21347568]

約数ペア:

[(1, 21347568), (2, 10673784), (3, 7115856), (4, 5336892), (6, 3557928), (8, 2668446), (9, 2371952), (11, 1940688), (12, 1778964), (16, 1334223), (18, 1185976), (22, 970344), (24, 889482), (33, 646896), (36, 592988), (44, 485172), (48, 444741), (66, 323448), (72, 296494), (88, 242586), (99, 215632), (132, 161724), (144, 148247), (176, 121293), (198, 107816), (264, 80862), (396, 53908), (528, 40431), (792, 26954), (1584, 13477)]