21736528

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{123503}}^1$

素因数の和:123522

約数の個数: 20

約数和(自身を含む): 45943488

約数和(自身を除く): 24206960

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 123503, 247006, 494012, 988024, 1358533, 1976048, 2717066, 5434132, 10868264, 21736528]

約数ペア:

[(1, 21736528), (2, 10868264), (4, 5434132), (8, 2717066), (11, 1976048), (16, 1358533), (22, 988024), (44, 494012), (88, 247006), (176, 123503)]