21454872

素因数分解:

$2^3\times 3^1\times {\mathrm{127}}^1\times {\mathrm{7039}}^1$

素因数の和:7175

約数の個数: 32

約数和(自身を含む): 54067200

約数和(自身を除く): 32612328

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 127, 254, 381, 508, 762, 1016, 1524, 3048, 7039, 14078, 21117, 28156, 42234, 56312, 84468, 168936, 893953, 1787906, 2681859, 3575812, 5363718, 7151624, 10727436, 21454872]

約数ペア:

[(1, 21454872), (2, 10727436), (3, 7151624), (4, 5363718), (6, 3575812), (8, 2681859), (12, 1787906), (24, 893953), (127, 168936), (254, 84468), (381, 56312), (508, 42234), (762, 28156), (1016, 21117), (1524, 14078), (3048, 7039)]