21640812

素因数分解:

$2^2\times 3^1\times {\mathrm{223}}^1\times {\mathrm{8087}}^1$

素因数の和:8317

約数の個数: 24

約数和(自身を含む): 50727936

約数和(自身を除く): 29087124

約数列:

[1, 2, 3, 4, 6, 12, 223, 446, 669, 892, 1338, 2676, 8087, 16174, 24261, 32348, 48522, 97044, 1803401, 3606802, 5410203, 7213604, 10820406, 21640812]

約数ペア:

[(1, 21640812), (2, 10820406), (3, 7213604), (4, 5410203), (6, 3606802), (12, 1803401), (223, 97044), (446, 48522), (669, 32348), (892, 24261), (1338, 16174), (2676, 8087)]