21505038

素因数分解:

$2^1\times 3^1\times {\mathrm{47}}^1\times {\mathrm{76259}}^1$

素因数の和:76311

約数の個数: 16

約数和(自身を含む): 43925760

約数和(自身を除く): 22420722

約数列:

[1, 2, 3, 6, 47, 94, 141, 282, 76259, 152518, 228777, 457554, 3584173, 7168346, 10752519, 21505038]

約数ペア:

[(1, 21505038), (2, 10752519), (3, 7168346), (6, 3584173), (47, 457554), (94, 228777), (141, 152518), (282, 76259)]