21499164

素因数分解:

$2^2\times 3^2\times {\mathrm{199}}^1\times {\mathrm{3001}}^1$

素因数の和:3210

約数の個数: 36

約数和(自身を含む): 54636400

約数和(自身を除く): 33137236

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 199, 398, 597, 796, 1194, 1791, 2388, 3001, 3582, 6002, 7164, 9003, 12004, 18006, 27009, 36012, 54018, 108036, 597199, 1194398, 1791597, 2388796, 3583194, 5374791, 7166388, 10749582, 21499164]

約数ペア:

[(1, 21499164), (2, 10749582), (3, 7166388), (4, 5374791), (6, 3583194), (9, 2388796), (12, 1791597), (18, 1194398), (36, 597199), (199, 108036), (398, 54018), (597, 36012), (796, 27009), (1194, 18006), (1791, 12004), (2388, 9003), (3001, 7164), (3582, 6002)]