21654036

素因数分解:

$2^2\times 3^2\times {\mathrm{83}}^1\times {\mathrm{7247}}^1$

素因数の和:7340

約数の個数: 36

約数和(自身を含む): 55403712

約数和(自身を除く): 33749676

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 83, 166, 249, 332, 498, 747, 996, 1494, 2988, 7247, 14494, 21741, 28988, 43482, 65223, 86964, 130446, 260892, 601501, 1203002, 1804503, 2406004, 3609006, 5413509, 7218012, 10827018, 21654036]

約数ペア:

[(1, 21654036), (2, 10827018), (3, 7218012), (4, 5413509), (6, 3609006), (9, 2406004), (12, 1804503), (18, 1203002), (36, 601501), (83, 260892), (166, 130446), (249, 86964), (332, 65223), (498, 43482), (747, 28988), (996, 21741), (1494, 14494), (2988, 7247)]