21179448

素因数分解:

$2^3\times 3^3\times {\mathrm{31}}^1\times {\mathrm{3163}}^1$

素因数の和:3209

約数の個数: 64

約数和(自身を含む): 60748800

約数和(自身を除く): 39569352

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 31, 36, 54, 62, 72, 93, 108, 124, 186, 216, 248, 279, 372, 558, 744, 837, 1116, 1674, 2232, 3163, 3348, 6326, 6696, 9489, 12652, 18978, 25304, 28467, 37956, 56934, 75912, 85401, 98053, 113868, 170802, 196106, 227736, 294159, 341604, 392212, 588318, 683208, 784424, 882477, 1176636, 1764954, 2353272, 2647431, 3529908, 5294862, 7059816, 10589724, 21179448]

約数ペア:

[(1, 21179448), (2, 10589724), (3, 7059816), (4, 5294862), (6, 3529908), (8, 2647431), (9, 2353272), (12, 1764954), (18, 1176636), (24, 882477), (27, 784424), (31, 683208), (36, 588318), (54, 392212), (62, 341604), (72, 294159), (93, 227736), (108, 196106), (124, 170802), (186, 113868), (216, 98053), (248, 85401), (279, 75912), (372, 56934), (558, 37956), (744, 28467), (837, 25304), (1116, 18978), (1674, 12652), (2232, 9489), (3163, 6696), (3348, 6326)]