21626154

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{457}}^1$

素因数の和:715

約数の個数: 48

約数和(自身を含む): 51442560

約数和(自身を除く): 29816406

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 198, 239, 457, 478, 717, 914, 1371, 1434, 2151, 2629, 2742, 4113, 4302, 5027, 5258, 7887, 8226, 10054, 15081, 15774, 23661, 30162, 45243, 47322, 90486, 109223, 218446, 327669, 655338, 983007, 1201453, 1966014, 2402906, 3604359, 7208718, 10813077, 21626154]

約数ペア:

[(1, 21626154), (2, 10813077), (3, 7208718), (6, 3604359), (9, 2402906), (11, 1966014), (18, 1201453), (22, 983007), (33, 655338), (66, 327669), (99, 218446), (198, 109223), (239, 90486), (457, 47322), (478, 45243), (717, 30162), (914, 23661), (1371, 15774), (1434, 15081), (2151, 10054), (2629, 8226), (2742, 7887), (4113, 5258), (4302, 5027)]