21093318

素因数分解:

$2^1\times 3^3\times {\mathrm{47}}^1\times {\mathrm{8311}}^1$

素因数の和:8369

約数の個数: 32

約数和(自身を含む): 47877120

約数和(自身を除く): 26783802

約数列:

[1, 2, 3, 6, 9, 18, 27, 47, 54, 94, 141, 282, 423, 846, 1269, 2538, 8311, 16622, 24933, 49866, 74799, 149598, 224397, 390617, 448794, 781234, 1171851, 2343702, 3515553, 7031106, 10546659, 21093318]

約数ペア:

[(1, 21093318), (2, 10546659), (3, 7031106), (6, 3515553), (9, 2343702), (18, 1171851), (27, 781234), (47, 448794), (54, 390617), (94, 224397), (141, 149598), (282, 74799), (423, 49866), (846, 24933), (1269, 16622), (2538, 8311)]