21022447105

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1061}}^1\times {\mathrm{11621}}^1$

素因数の和:12729

約数の個数: 32

約数和(自身を含む): 28437267456

約数和(自身を除く): 7414820351

約数列:

[1, 5, 11, 31, 55, 155, 341, 1061, 1705, 5305, 11621, 11671, 32891, 58105, 58355, 127831, 164455, 360251, 361801, 639155, 1801255, 1809005, 3962761, 12329881, 19813805, 61649405, 135628691, 382226311, 678143455, 1911131555, 4204489421, 21022447105]

約数ペア:

[(1, 21022447105), (5, 4204489421), (11, 1911131555), (31, 678143455), (55, 382226311), (155, 135628691), (341, 61649405), (1061, 19813805), (1705, 12329881), (5305, 3962761), (11621, 1809005), (11671, 1801255), (32891, 639155), (58105, 361801), (58355, 360251), (127831, 164455)]