2640834

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{20959}}^1$

素因数の和:20974

約数の個数: 24

約数和(自身を含む): 6539520

約数和(自身を除く): 3898686

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 20959, 41918, 62877, 125754, 146713, 188631, 293426, 377262, 440139, 880278, 1320417, 2640834]

約数ペア:

[(1, 2640834), (2, 1320417), (3, 880278), (6, 440139), (7, 377262), (9, 293426), (14, 188631), (18, 146713), (21, 125754), (42, 62877), (63, 41918), (126, 20959)]