21259776

素因数分解:

$2^9\times 3^1\times {\mathrm{13841}}^1$

素因数の和:13862

約数の個数: 40

約数和(自身を含む): 56641464

約数和(自身を除く): 35381688

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 256, 384, 512, 768, 1536, 13841, 27682, 41523, 55364, 83046, 110728, 166092, 221456, 332184, 442912, 664368, 885824, 1328736, 1771648, 2657472, 3543296, 5314944, 7086592, 10629888, 21259776]

約数ペア:

[(1, 21259776), (2, 10629888), (3, 7086592), (4, 5314944), (6, 3543296), (8, 2657472), (12, 1771648), (16, 1328736), (24, 885824), (32, 664368), (48, 442912), (64, 332184), (96, 221456), (128, 166092), (192, 110728), (256, 83046), (384, 55364), (512, 41523), (768, 27682), (1536, 13841)]