21084928

素因数分解:

$2^8\times {\mathrm{23}}^1\times {\mathrm{3581}}^1$

素因数の和:3620

約数の個数: 36

約数和(自身を含む): 43929648

約数和(自身を除く): 22844720

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 64, 92, 128, 184, 256, 368, 736, 1472, 2944, 3581, 5888, 7162, 14324, 28648, 57296, 82363, 114592, 164726, 229184, 329452, 458368, 658904, 916736, 1317808, 2635616, 5271232, 10542464, 21084928]

約数ペア:

[(1, 21084928), (2, 10542464), (4, 5271232), (8, 2635616), (16, 1317808), (23, 916736), (32, 658904), (46, 458368), (64, 329452), (92, 229184), (128, 164726), (184, 114592), (256, 82363), (368, 57296), (736, 28648), (1472, 14324), (2944, 7162), (3581, 5888)]