21448012

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{313}}^1\times {\mathrm{463}}^1$

素因数の和:817

約数の個数: 24

約数和(自身を含む): 38755136

約数和(自身を除く): 17307124

約数列:

[1, 2, 4, 37, 74, 148, 313, 463, 626, 926, 1252, 1852, 11581, 17131, 23162, 34262, 46324, 68524, 144919, 289838, 579676, 5362003, 10724006, 21448012]

約数ペア:

[(1, 21448012), (2, 10724006), (4, 5362003), (37, 579676), (74, 289838), (148, 144919), (313, 68524), (463, 46324), (626, 34262), (926, 23162), (1252, 17131), (1852, 11581)]