21537120

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{4079}}^1$

素因数の和:4108

約数の個数: 96

約数和(自身を含む): 74027520

約数和(自身を除く): 52490400

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, 66, 80, 88, 96, 110, 120, 132, 160, 165, 176, 220, 240, 264, 330, 352, 440, 480, 528, 660, 880, 1056, 1320, 1760, 2640, 4079, 5280, 8158, 12237, 16316, 20395, 24474, 32632, 40790, 44869, 48948, 61185, 65264, 81580, 89738, 97896, 122370, 130528, 134607, 163160, 179476, 195792, 224345, 244740, 269214, 326320, 358952, 391584, 448690, 489480, 538428, 652640, 673035, 717904, 897380, 978960, 1076856, 1346070, 1435808, 1794760, 1957920, 2153712, 2692140, 3589520, 4307424, 5384280, 7179040, 10768560, 21537120]

約数ペア:

[(1, 21537120), (2, 10768560), (3, 7179040), (4, 5384280), (5, 4307424), (6, 3589520), (8, 2692140), (10, 2153712), (11, 1957920), (12, 1794760), (15, 1435808), (16, 1346070), (20, 1076856), (22, 978960), (24, 897380), (30, 717904), (32, 673035), (33, 652640), (40, 538428), (44, 489480), (48, 448690), (55, 391584), (60, 358952), (66, 326320), (80, 269214), (88, 244740), (96, 224345), (110, 195792), (120, 179476), (132, 163160), (160, 134607), (165, 130528), (176, 122370), (220, 97896), (240, 89738), (264, 81580), (330, 65264), (352, 61185), (440, 48948), (480, 44869), (528, 40790), (660, 32632), (880, 24474), (1056, 20395), (1320, 16316), (1760, 12237), (2640, 8158), (4079, 5280)]