21542166

素因数分解:

$2^1\times 3^3\times {\mathrm{367}}^1\times {\mathrm{1087}}^1$

素因数の和:1465

約数の個数: 32

約数和(自身を含む): 48046080

約数和(自身を除く): 26503914

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 367, 734, 1087, 1101, 2174, 2202, 3261, 3303, 6522, 6606, 9783, 9909, 19566, 19818, 29349, 58698, 398929, 797858, 1196787, 2393574, 3590361, 7180722, 10771083, 21542166]

約数ペア:

[(1, 21542166), (2, 10771083), (3, 7180722), (6, 3590361), (9, 2393574), (18, 1196787), (27, 797858), (54, 398929), (367, 58698), (734, 29349), (1087, 19818), (1101, 19566), (2174, 9909), (2202, 9783), (3261, 6606), (3303, 6522)]