21797262

素因数分解:

$2^1\times 3^4\times {\mathrm{197}}^1\times {\mathrm{683}}^1$

素因数の和:894

約数の個数: 40

約数和(自身を含む): 49161816

約数和(自身を除く): 27364554

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 197, 394, 591, 683, 1182, 1366, 1773, 2049, 3546, 4098, 5319, 6147, 10638, 12294, 15957, 18441, 31914, 36882, 55323, 110646, 134551, 269102, 403653, 807306, 1210959, 2421918, 3632877, 7265754, 10898631, 21797262]

約数ペア:

[(1, 21797262), (2, 10898631), (3, 7265754), (6, 3632877), (9, 2421918), (18, 1210959), (27, 807306), (54, 403653), (81, 269102), (162, 134551), (197, 110646), (394, 55323), (591, 36882), (683, 31914), (1182, 18441), (1366, 15957), (1773, 12294), (2049, 10638), (3546, 6147), (4098, 5319)]