21643935

素因数分解:

$3^1\times 5^1\times {\mathrm{229}}^1\times {\mathrm{6301}}^1$

素因数の和:6538

約数の個数: 16

約数和(自身を含む): 34787040

約数和(自身を除く): 13143105

約数列:

[1, 3, 5, 15, 229, 687, 1145, 3435, 6301, 18903, 31505, 94515, 1442929, 4328787, 7214645, 21643935]

約数ペア:

[(1, 21643935), (3, 7214645), (5, 4328787), (15, 1442929), (229, 94515), (687, 31505), (1145, 18903), (3435, 6301)]