21329196

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{253919}}^1$

素因数の和:253933

約数の個数: 24

約数和(自身を含む): 56878080

約数和(自身を除く): 35548884

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 253919, 507838, 761757, 1015676, 1523514, 1777433, 3047028, 3554866, 5332299, 7109732, 10664598, 21329196]

約数ペア:

[(1, 21329196), (2, 10664598), (3, 7109732), (4, 5332299), (6, 3554866), (7, 3047028), (12, 1777433), (14, 1523514), (21, 1015676), (28, 761757), (42, 507838), (84, 253919)]