21599984

素因数分解:

$2^4\times 7^2\times {\mathrm{27551}}^1$

素因数の和:27573

約数の個数: 30

約数和(自身を含む): 48684384

約数和(自身を除く): 27084400

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 392, 784, 27551, 55102, 110204, 192857, 220408, 385714, 440816, 771428, 1349999, 1542856, 2699998, 3085712, 5399996, 10799992, 21599984]

約数ペア:

[(1, 21599984), (2, 10799992), (4, 5399996), (7, 3085712), (8, 2699998), (14, 1542856), (16, 1349999), (28, 771428), (49, 440816), (56, 385714), (98, 220408), (112, 192857), (196, 110204), (392, 55102), (784, 27551)]