21388408218

素因数分解:

$2^1\times 3^2\times {\mathrm{101}}^1\times {\mathrm{11764801}}^1$

素因数の和:11764910

約数の個数: 24

約数和(自身を含む): 46800382356

約数和(自身を除く): 25411974138

約数列:

[1, 2, 3, 6, 9, 18, 101, 202, 303, 606, 909, 1818, 11764801, 23529602, 35294403, 70588806, 105883209, 211766418, 1188244901, 2376489802, 3564734703, 7129469406, 10694204109, 21388408218]

約数ペア:

[(1, 21388408218), (2, 10694204109), (3, 7129469406), (6, 3564734703), (9, 2376489802), (18, 1188244901), (101, 211766418), (202, 105883209), (303, 70588806), (606, 35294403), (909, 23529602), (1818, 11764801)]