21087834

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{1637}}^1$

素因数の和:1774

約数の個数: 32

約数和(自身を含む): 44815680

約数和(自身を除く): 23727846

約数列:

[1, 2, 3, 6, 19, 38, 57, 113, 114, 226, 339, 678, 1637, 2147, 3274, 4294, 4911, 6441, 9822, 12882, 31103, 62206, 93309, 184981, 186618, 369962, 554943, 1109886, 3514639, 7029278, 10543917, 21087834]

約数ペア:

[(1, 21087834), (2, 10543917), (3, 7029278), (6, 3514639), (19, 1109886), (38, 554943), (57, 369962), (113, 186618), (114, 184981), (226, 93309), (339, 62206), (678, 31103), (1637, 12882), (2147, 9822), (3274, 6441), (4294, 4911)]