21266688

素因数分解:

$2^8\times 3^1\times {\mathrm{27691}}^1$

素因数の和:27710

約数の個数: 36

約数和(自身を含む): 56602448

約数和(自身を除く): 35335760

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 256, 384, 768, 27691, 55382, 83073, 110764, 166146, 221528, 332292, 443056, 664584, 886112, 1329168, 1772224, 2658336, 3544448, 5316672, 7088896, 10633344, 21266688]

約数ペア:

[(1, 21266688), (2, 10633344), (3, 7088896), (4, 5316672), (6, 3544448), (8, 2658336), (12, 1772224), (16, 1329168), (24, 886112), (32, 664584), (48, 443056), (64, 332292), (96, 221528), (128, 166146), (192, 110764), (256, 83073), (384, 55382), (768, 27691)]