21568865362

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{181}}^1\times {\mathrm{10987}}^1$

素因数の和:11227

約数の個数: 64

約数和(自身を含む): 38876423040

約数和(自身を除く): 17307557678

約数列:

[1, 2, 11, 17, 22, 29, 34, 58, 181, 187, 319, 362, 374, 493, 638, 986, 1991, 3077, 3982, 5249, 5423, 6154, 10498, 10846, 10987, 21974, 33847, 57739, 67694, 89233, 115478, 120857, 178466, 186779, 241714, 318623, 373558, 637246, 981563, 1963126, 1988647, 2054569, 3504853, 3977294, 4109138, 5416591, 7009706, 10833182, 21875117, 33806999, 43750234, 57670763, 59582501, 67613998, 115341526, 119165002, 371876989, 634378393, 743753978, 980402971, 1268756786, 1960805942, 10784432681, 21568865362]

約数ペア:

[(1, 21568865362), (2, 10784432681), (11, 1960805942), (17, 1268756786), (22, 980402971), (29, 743753978), (34, 634378393), (58, 371876989), (181, 119165002), (187, 115341526), (319, 67613998), (362, 59582501), (374, 57670763), (493, 43750234), (638, 33806999), (986, 21875117), (1991, 10833182), (3077, 7009706), (3982, 5416591), (5249, 4109138), (5423, 3977294), (6154, 3504853), (10498, 2054569), (10846, 1988647), (10987, 1963126), (21974, 981563), (33847, 637246), (57739, 373558), (67694, 318623), (89233, 241714), (115478, 186779), (120857, 178466)]