21821024

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{21997}}^1$

素因数の和:22038

約数の個数: 24

約数和(自身を含む): 44347968

約数和(自身を除く): 22526944

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 124, 248, 496, 992, 21997, 43994, 87988, 175976, 351952, 681907, 703904, 1363814, 2727628, 5455256, 10910512, 21821024]

約数ペア:

[(1, 21821024), (2, 10910512), (4, 5455256), (8, 2727628), (16, 1363814), (31, 703904), (32, 681907), (62, 351952), (124, 175976), (248, 87988), (496, 43994), (992, 21997)]