21995244

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{19709}}^1$

素因数の和:19750

約数の個数: 36

約数和(自身を含む): 57395520

約数和(自身を除く): 35400276

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 93, 124, 186, 279, 372, 558, 1116, 19709, 39418, 59127, 78836, 118254, 177381, 236508, 354762, 610979, 709524, 1221958, 1832937, 2443916, 3665874, 5498811, 7331748, 10997622, 21995244]

約数ペア:

[(1, 21995244), (2, 10997622), (3, 7331748), (4, 5498811), (6, 3665874), (9, 2443916), (12, 1832937), (18, 1221958), (31, 709524), (36, 610979), (62, 354762), (93, 236508), (124, 177381), (186, 118254), (279, 78836), (372, 59127), (558, 39418), (1116, 19709)]