21451352062

素因数分解:

$2^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{103}}^1\times {\mathrm{113}}^1\times {\mathrm{2801}}^1$

素因数の和:3073

約数の個数: 64

約数和(自身を含む): 38270029824

約数和(自身を除く): 16818677762

約数列:

[1, 2, 7, 14, 47, 94, 103, 113, 206, 226, 329, 658, 721, 791, 1442, 1582, 2801, 4841, 5311, 5602, 9682, 10622, 11639, 19607, 23278, 33887, 37177, 39214, 67774, 74354, 81473, 131647, 162946, 263294, 288503, 316513, 547033, 577006, 633026, 921529, 1094066, 1843058, 2019521, 2215591, 3829231, 4039042, 4431182, 7658462, 13559641, 14876111, 27119282, 29752222, 32600839, 65201678, 94917487, 104132777, 189834974, 208265554, 228205873, 456411746, 1532239433, 3064478866, 10725676031, 21451352062]

約数ペア:

[(1, 21451352062), (2, 10725676031), (7, 3064478866), (14, 1532239433), (47, 456411746), (94, 228205873), (103, 208265554), (113, 189834974), (206, 104132777), (226, 94917487), (329, 65201678), (658, 32600839), (721, 29752222), (791, 27119282), (1442, 14876111), (1582, 13559641), (2801, 7658462), (4841, 4431182), (5311, 4039042), (5602, 3829231), (9682, 2215591), (10622, 2019521), (11639, 1843058), (19607, 1094066), (23278, 921529), (33887, 633026), (37177, 577006), (39214, 547033), (67774, 316513), (74354, 288503), (81473, 263294), (131647, 162946)]