21463554

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1307}}^1$

素因数の和:1359

約数の個数: 64

約数和(自身を含む): 54245376

約数和(自身を除く): 32781822

約数列:

[1, 2, 3, 6, 7, 14, 17, 21, 23, 34, 42, 46, 51, 69, 102, 119, 138, 161, 238, 322, 357, 391, 483, 714, 782, 966, 1173, 1307, 2346, 2614, 2737, 3921, 5474, 7842, 8211, 9149, 16422, 18298, 22219, 27447, 30061, 44438, 54894, 60122, 66657, 90183, 133314, 155533, 180366, 210427, 311066, 420854, 466599, 511037, 631281, 933198, 1022074, 1262562, 1533111, 3066222, 3577259, 7154518, 10731777, 21463554]

約数ペア:

[(1, 21463554), (2, 10731777), (3, 7154518), (6, 3577259), (7, 3066222), (14, 1533111), (17, 1262562), (21, 1022074), (23, 933198), (34, 631281), (42, 511037), (46, 466599), (51, 420854), (69, 311066), (102, 210427), (119, 180366), (138, 155533), (161, 133314), (238, 90183), (322, 66657), (357, 60122), (391, 54894), (483, 44438), (714, 30061), (782, 27447), (966, 22219), (1173, 18298), (1307, 16422), (2346, 9149), (2614, 8211), (2737, 7842), (3921, 5474)]