2021344507

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{17449}}^1$

素因数の和:17555

約数の個数: 32

約数和(自身を含む): 2657984000

約数和(自身を除く): 636639493

約数列:

[1, 7, 13, 19, 67, 91, 133, 247, 469, 871, 1273, 1729, 6097, 8911, 16549, 17449, 115843, 122143, 226837, 331531, 1169083, 1587859, 2320717, 4309903, 8183581, 15198079, 22212577, 30169321, 106386553, 155488039, 288763501, 2021344507]

約数ペア:

[(1, 2021344507), (7, 288763501), (13, 155488039), (19, 106386553), (67, 30169321), (91, 22212577), (133, 15198079), (247, 8183581), (469, 4309903), (871, 2320717), (1273, 1587859), (1729, 1169083), (6097, 331531), (8911, 226837), (16549, 122143), (17449, 115843)]