21638976

素因数分解:

$2^6\times 3^1\times {\mathrm{43}}^1\times {\mathrm{2621}}^1$

素因数の和:2679

約数の個数: 56

約数和(自身を含む): 58606944

約数和(自身を除く): 36967968

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 43, 48, 64, 86, 96, 129, 172, 192, 258, 344, 516, 688, 1032, 1376, 2064, 2621, 2752, 4128, 5242, 7863, 8256, 10484, 15726, 20968, 31452, 41936, 62904, 83872, 112703, 125808, 167744, 225406, 251616, 338109, 450812, 503232, 676218, 901624, 1352436, 1803248, 2704872, 3606496, 5409744, 7212992, 10819488, 21638976]

約数ペア:

[(1, 21638976), (2, 10819488), (3, 7212992), (4, 5409744), (6, 3606496), (8, 2704872), (12, 1803248), (16, 1352436), (24, 901624), (32, 676218), (43, 503232), (48, 450812), (64, 338109), (86, 251616), (96, 225406), (129, 167744), (172, 125808), (192, 112703), (258, 83872), (344, 62904), (516, 41936), (688, 31452), (1032, 20968), (1376, 15726), (2064, 10484), (2621, 8256), (2752, 7863), (4128, 5242)]