21770760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{16493}}^1$

素因数の和:16518

約数の個数: 64

約数和(自身を含む): 71254080

約数和(自身を除く): 49483320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 264, 330, 440, 660, 1320, 16493, 32986, 49479, 65972, 82465, 98958, 131944, 164930, 181423, 197916, 247395, 329860, 362846, 395832, 494790, 544269, 659720, 725692, 907115, 989580, 1088538, 1451384, 1814230, 1979160, 2177076, 2721345, 3628460, 4354152, 5442690, 7256920, 10885380, 21770760]

約数ペア:

[(1, 21770760), (2, 10885380), (3, 7256920), (4, 5442690), (5, 4354152), (6, 3628460), (8, 2721345), (10, 2177076), (11, 1979160), (12, 1814230), (15, 1451384), (20, 1088538), (22, 989580), (24, 907115), (30, 725692), (33, 659720), (40, 544269), (44, 494790), (55, 395832), (60, 362846), (66, 329860), (88, 247395), (110, 197916), (120, 181423), (132, 164930), (165, 131944), (220, 98958), (264, 82465), (330, 65972), (440, 49479), (660, 32986), (1320, 16493)]