21818243356

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{457559}}^1$

素因数の和:457714

約数の個数: 48

約数和(自身を含む): 47351969280

約数和(自身を除く): 25533725924

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 131, 182, 262, 364, 524, 917, 1703, 1834, 3406, 3668, 6812, 11921, 23842, 47684, 457559, 915118, 1830236, 3202913, 5948267, 6405826, 11896534, 12811652, 23793068, 41637869, 59940229, 83275738, 119880458, 166551476, 239760916, 419581603, 779222977, 839163206, 1558445954, 1678326412, 3116891908, 5454560839, 10909121678, 21818243356]

約数ペア:

[(1, 21818243356), (2, 10909121678), (4, 5454560839), (7, 3116891908), (13, 1678326412), (14, 1558445954), (26, 839163206), (28, 779222977), (52, 419581603), (91, 239760916), (131, 166551476), (182, 119880458), (262, 83275738), (364, 59940229), (524, 41637869), (917, 23793068), (1703, 12811652), (1834, 11896534), (3406, 6405826), (3668, 5948267), (6812, 3202913), (11921, 1830236), (23842, 915118), (47684, 457559)]