21236160

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2011}}^1$

素因数の和:2042

約数の個数: 112

約数和(自身を含む): 73590912

約数和(自身を除く): 52354752

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 55, 60, 64, 66, 80, 88, 96, 110, 120, 132, 160, 165, 176, 192, 220, 240, 264, 320, 330, 352, 440, 480, 528, 660, 704, 880, 960, 1056, 1320, 1760, 2011, 2112, 2640, 3520, 4022, 5280, 6033, 8044, 10055, 10560, 12066, 16088, 20110, 22121, 24132, 30165, 32176, 40220, 44242, 48264, 60330, 64352, 66363, 80440, 88484, 96528, 110605, 120660, 128704, 132726, 160880, 176968, 193056, 221210, 241320, 265452, 321760, 331815, 353936, 386112, 442420, 482640, 530904, 643520, 663630, 707872, 884840, 965280, 1061808, 1327260, 1415744, 1769680, 1930560, 2123616, 2654520, 3539360, 4247232, 5309040, 7078720, 10618080, 21236160]

約数ペア:

[(1, 21236160), (2, 10618080), (3, 7078720), (4, 5309040), (5, 4247232), (6, 3539360), (8, 2654520), (10, 2123616), (11, 1930560), (12, 1769680), (15, 1415744), (16, 1327260), (20, 1061808), (22, 965280), (24, 884840), (30, 707872), (32, 663630), (33, 643520), (40, 530904), (44, 482640), (48, 442420), (55, 386112), (60, 353936), (64, 331815), (66, 321760), (80, 265452), (88, 241320), (96, 221210), (110, 193056), (120, 176968), (132, 160880), (160, 132726), (165, 128704), (176, 120660), (192, 110605), (220, 96528), (240, 88484), (264, 80440), (320, 66363), (330, 64352), (352, 60330), (440, 48264), (480, 44242), (528, 40220), (660, 32176), (704, 30165), (880, 24132), (960, 22121), (1056, 20110), (1320, 16088), (1760, 12066), (2011, 10560), (2112, 10055), (2640, 8044), (3520, 6033), (4022, 5280)]