21215436

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{160723}}^1$

素因数の和:160741

約数の個数: 24

約数和(自身を含む): 54003264

約数和(自身を除く): 32787828

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 160723, 321446, 482169, 642892, 964338, 1767953, 1928676, 3535906, 5303859, 7071812, 10607718, 21215436]

約数ペア:

[(1, 21215436), (2, 10607718), (3, 7071812), (4, 5303859), (6, 3535906), (11, 1928676), (12, 1767953), (22, 964338), (33, 642892), (44, 482169), (66, 321446), (132, 160723)]