21027060

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1693}}^1$

素因数の和:1734

約数の個数: 96

約数和(自身を含む): 68302080

約数和(自身を除く): 47275020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 27, 30, 36, 45, 46, 54, 60, 69, 90, 92, 108, 115, 135, 138, 180, 207, 230, 270, 276, 345, 414, 460, 540, 621, 690, 828, 1035, 1242, 1380, 1693, 2070, 2484, 3105, 3386, 4140, 5079, 6210, 6772, 8465, 10158, 12420, 15237, 16930, 20316, 25395, 30474, 33860, 38939, 45711, 50790, 60948, 76185, 77878, 91422, 101580, 116817, 152370, 155756, 182844, 194695, 228555, 233634, 304740, 350451, 389390, 457110, 467268, 584085, 700902, 778780, 914220, 1051353, 1168170, 1401804, 1752255, 2102706, 2336340, 3504510, 4205412, 5256765, 7009020, 10513530, 21027060]

約数ペア:

[(1, 21027060), (2, 10513530), (3, 7009020), (4, 5256765), (5, 4205412), (6, 3504510), (9, 2336340), (10, 2102706), (12, 1752255), (15, 1401804), (18, 1168170), (20, 1051353), (23, 914220), (27, 778780), (30, 700902), (36, 584085), (45, 467268), (46, 457110), (54, 389390), (60, 350451), (69, 304740), (90, 233634), (92, 228555), (108, 194695), (115, 182844), (135, 155756), (138, 152370), (180, 116817), (207, 101580), (230, 91422), (270, 77878), (276, 76185), (345, 60948), (414, 50790), (460, 45711), (540, 38939), (621, 33860), (690, 30474), (828, 25395), (1035, 20316), (1242, 16930), (1380, 15237), (1693, 12420), (2070, 10158), (2484, 8465), (3105, 6772), (3386, 6210), (4140, 5079)]