21751008

素因数分解:

$2^5\times 3^1\times {\mathrm{23}}^1\times {\mathrm{9851}}^1$

素因数の和:9887

約数の個数: 48

約数和(自身を含む): 59584896

約数和(自身を除く): 37833888

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 32, 46, 48, 69, 92, 96, 138, 184, 276, 368, 552, 736, 1104, 2208, 9851, 19702, 29553, 39404, 59106, 78808, 118212, 157616, 226573, 236424, 315232, 453146, 472848, 679719, 906292, 945696, 1359438, 1812584, 2718876, 3625168, 5437752, 7250336, 10875504, 21751008]

約数ペア:

[(1, 21751008), (2, 10875504), (3, 7250336), (4, 5437752), (6, 3625168), (8, 2718876), (12, 1812584), (16, 1359438), (23, 945696), (24, 906292), (32, 679719), (46, 472848), (48, 453146), (69, 315232), (92, 236424), (96, 226573), (138, 157616), (184, 118212), (276, 78808), (368, 59106), (552, 39404), (736, 29553), (1104, 19702), (2208, 9851)]