21951472

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{44257}}^1$

素因数の和:44296

約数の個数: 20

約数和(自身を含む): 43903936

約数和(自身を除く): 21952464

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 44257, 88514, 177028, 354056, 708112, 1371967, 2743934, 5487868, 10975736, 21951472]

約数ペア:

[(1, 21951472), (2, 10975736), (4, 5487868), (8, 2743934), (16, 1371967), (31, 708112), (62, 354056), (124, 177028), (248, 88514), (496, 44257)]