21505188

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{94321}}^1$

素因数の和:94347

約数の個数: 24

約数和(自身を含む): 52820320

約数和(自身を除く): 31315132

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 228, 94321, 188642, 282963, 377284, 565926, 1131852, 1792099, 3584198, 5376297, 7168396, 10752594, 21505188]

約数ペア:

[(1, 21505188), (2, 10752594), (3, 7168396), (4, 5376297), (6, 3584198), (12, 1792099), (19, 1131852), (38, 565926), (57, 377284), (76, 282963), (114, 188642), (228, 94321)]