21237942

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{439}}^1\times {\mathrm{733}}^1$

素因数の和:1188

約数の個数: 32

約数和(自身を含む): 46506240

約数和(自身を除く): 25268298

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 439, 733, 878, 1317, 1466, 2199, 2634, 4398, 4829, 8063, 9658, 14487, 16126, 24189, 28974, 48378, 321787, 643574, 965361, 1930722, 3539657, 7079314, 10618971, 21237942]

約数ペア:

[(1, 21237942), (2, 10618971), (3, 7079314), (6, 3539657), (11, 1930722), (22, 965361), (33, 643574), (66, 321787), (439, 48378), (733, 28974), (878, 24189), (1317, 16126), (1466, 14487), (2199, 9658), (2634, 8063), (4398, 4829)]