21464850

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13009}}^1$

素因数の和:13035

約数の個数: 48

約数和(自身を含む): 58076640

約数和(自身を除く): 36611790

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 25, 30, 33, 50, 55, 66, 75, 110, 150, 165, 275, 330, 550, 825, 1650, 13009, 26018, 39027, 65045, 78054, 130090, 143099, 195135, 286198, 325225, 390270, 429297, 650450, 715495, 858594, 975675, 1430990, 1951350, 2146485, 3577475, 4292970, 7154950, 10732425, 21464850]

約数ペア:

[(1, 21464850), (2, 10732425), (3, 7154950), (5, 4292970), (6, 3577475), (10, 2146485), (11, 1951350), (15, 1430990), (22, 975675), (25, 858594), (30, 715495), (33, 650450), (50, 429297), (55, 390270), (66, 325225), (75, 286198), (110, 195135), (150, 143099), (165, 130090), (275, 78054), (330, 65045), (550, 39027), (825, 26018), (1650, 13009)]