21695744

素因数分解:

$2^8\times 7^1\times {\mathrm{12107}}^1$

素因数の和:12130

約数の個数: 36

約数和(自身を含む): 49497504

約数和(自身を除く): 27801760

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 896, 1792, 12107, 24214, 48428, 84749, 96856, 169498, 193712, 338996, 387424, 677992, 774848, 1355984, 1549696, 2711968, 3099392, 5423936, 10847872, 21695744]

約数ペア:

[(1, 21695744), (2, 10847872), (4, 5423936), (7, 3099392), (8, 2711968), (14, 1549696), (16, 1355984), (28, 774848), (32, 677992), (56, 387424), (64, 338996), (112, 193712), (128, 169498), (224, 96856), (256, 84749), (448, 48428), (896, 24214), (1792, 12107)]