21384316564

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{797}}^1\times {\mathrm{2141}}^1$

素因数の和:3196

約数の個数: 48

約数和(自身を含む): 40538138256

約数和(自身を除く): 19153821692

約数列:

[1, 2, 4, 13, 26, 52, 241, 482, 797, 964, 1594, 2141, 3133, 3188, 4282, 6266, 8564, 10361, 12532, 20722, 27833, 41444, 55666, 111332, 192077, 384154, 515981, 768308, 1031962, 1706377, 2063924, 2497001, 3412754, 4994002, 6707753, 6825508, 9988004, 13415506, 22182901, 26831012, 44365802, 88731604, 411236857, 822473714, 1644947428, 5346079141, 10692158282, 21384316564]

約数ペア:

[(1, 21384316564), (2, 10692158282), (4, 5346079141), (13, 1644947428), (26, 822473714), (52, 411236857), (241, 88731604), (482, 44365802), (797, 26831012), (964, 22182901), (1594, 13415506), (2141, 9988004), (3133, 6825508), (3188, 6707753), (4282, 4994002), (6266, 3412754), (8564, 2497001), (10361, 2063924), (12532, 1706377), (20722, 1031962), (27833, 768308), (41444, 515981), (55666, 384154), (111332, 192077)]