21664512

素因数分解:

$2^8\times 3^2\times {\mathrm{9403}}^1$

素因数の和:9425

約数の個数: 54

約数和(自身を含む): 62470772

約数和(自身を除く): 40806260

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 128, 144, 192, 256, 288, 384, 576, 768, 1152, 2304, 9403, 18806, 28209, 37612, 56418, 75224, 84627, 112836, 150448, 169254, 225672, 300896, 338508, 451344, 601792, 677016, 902688, 1203584, 1354032, 1805376, 2407168, 2708064, 3610752, 5416128, 7221504, 10832256, 21664512]

約数ペア:

[(1, 21664512), (2, 10832256), (3, 7221504), (4, 5416128), (6, 3610752), (8, 2708064), (9, 2407168), (12, 1805376), (16, 1354032), (18, 1203584), (24, 902688), (32, 677016), (36, 601792), (48, 451344), (64, 338508), (72, 300896), (96, 225672), (128, 169254), (144, 150448), (192, 112836), (256, 84627), (288, 75224), (384, 56418), (576, 37612), (768, 28209), (1152, 18806), (2304, 9403)]