21637156959

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{653}}^1\times {\mathrm{30427}}^1$

素因数の和:31108

約数の個数: 36

約数和(自身を含む): 34406947848

約数和(自身を除く): 12769790889

約数列:

[1, 3, 9, 11, 33, 99, 121, 363, 653, 1089, 1959, 5877, 7183, 21549, 30427, 64647, 79013, 91281, 237039, 273843, 334697, 711117, 1004091, 3012273, 3681667, 11045001, 19868831, 33135003, 59606493, 178819479, 218557141, 655671423, 1967014269, 2404128551, 7212385653, 21637156959]

約数ペア:

[(1, 21637156959), (3, 7212385653), (9, 2404128551), (11, 1967014269), (33, 655671423), (99, 218557141), (121, 178819479), (363, 59606493), (653, 33135003), (1089, 19868831), (1959, 11045001), (5877, 3681667), (7183, 3012273), (21549, 1004091), (30427, 711117), (64647, 334697), (79013, 273843), (91281, 237039)]