21816366948

素因数分解:

$2^2\times 3^2\times {\mathrm{1493}}^1\times {\mathrm{405901}}^1$

素因数の和:407404

約数の個数: 36

約数和(自身を含む): 55184000508

約数和(自身を除く): 33367633560

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 1493, 2986, 4479, 5972, 8958, 13437, 17916, 26874, 53748, 405901, 811802, 1217703, 1623604, 2435406, 3653109, 4870812, 7306218, 14612436, 606010193, 1212020386, 1818030579, 2424040772, 3636061158, 5454091737, 7272122316, 10908183474, 21816366948]

約数ペア:

[(1, 21816366948), (2, 10908183474), (3, 7272122316), (4, 5454091737), (6, 3636061158), (9, 2424040772), (12, 1818030579), (18, 1212020386), (36, 606010193), (1493, 14612436), (2986, 7306218), (4479, 4870812), (5972, 3653109), (8958, 2435406), (13437, 1623604), (17916, 1217703), (26874, 811802), (53748, 405901)]