21245292

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{19037}}^1$

素因数の和:19078

約数の個数: 36

約数和(自身を含む): 55438656

約数和(自身を除く): 34193364

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 93, 124, 186, 279, 372, 558, 1116, 19037, 38074, 57111, 76148, 114222, 171333, 228444, 342666, 590147, 685332, 1180294, 1770441, 2360588, 3540882, 5311323, 7081764, 10622646, 21245292]

約数ペア:

[(1, 21245292), (2, 10622646), (3, 7081764), (4, 5311323), (6, 3540882), (9, 2360588), (12, 1770441), (18, 1180294), (31, 685332), (36, 590147), (62, 342666), (93, 228444), (124, 171333), (186, 114222), (279, 76148), (372, 57111), (558, 38074), (1116, 19037)]