21027751503

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{9239}}^1\times {\mathrm{4057}}^1$

素因数の和:13327

約数の個数: 32

約数和(自身を含む): 32396474880

約数和(自身を除く): 11368723377

約数列:

[1, 3, 11, 17, 33, 51, 187, 561, 4057, 9239, 12171, 27717, 44627, 68969, 101629, 133881, 157063, 206907, 304887, 471189, 758659, 1727693, 2275977, 5183079, 37482623, 112447869, 412308853, 637204591, 1236926559, 1911613773, 7009250501, 21027751503]

約数ペア:

[(1, 21027751503), (3, 7009250501), (11, 1911613773), (17, 1236926559), (33, 637204591), (51, 412308853), (187, 112447869), (561, 37482623), (4057, 5183079), (9239, 2275977), (12171, 1727693), (27717, 758659), (44627, 471189), (68969, 304887), (101629, 206907), (133881, 157063)]