21203160

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{16063}}^1$

素因数の和:16088

約数の個数: 64

約数和(自身を含む): 69396480

約数和(自身を除く): 48193320

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, 16063, 32126, 48189, 64252, 80315, 96378, 128504, 160630, 176693, 192756, 240945, 321260, 353386, 385512, 481890, 530079, 642520, 706772, 883465, 963780, 1060158, 1413544, 1766930, 1927560, 2120316, 2650395, 3533860, 4240632, 5300790, 7067720, 10601580, 21203160]

約数ペア:

[(1, 21203160), (2, 10601580), (3, 7067720), (4, 5300790), (5, 4240632), (6, 3533860), (8, 2650395), (10, 2120316), (11, 1927560), (12, 1766930), (15, 1413544), (20, 1060158), (22, 963780), (24, 883465), (30, 706772), (33, 642520), (40, 530079), (44, 481890), (55, 385512), (60, 353386), (66, 321260), (88, 240945), (110, 192756), (120, 176693), (132, 160630), (165, 128504), (220, 96378), (264, 80315), (330, 64252), (440, 48189), (660, 32126), (1320, 16063)]