21191418

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{3011}}^1$

素因数の和:3059

約数の個数: 48

約数和(自身を含む): 50746176

約数和(自身を除く): 29554758

約数列:

[1, 2, 3, 6, 9, 17, 18, 23, 34, 46, 51, 69, 102, 138, 153, 207, 306, 391, 414, 782, 1173, 2346, 3011, 3519, 6022, 7038, 9033, 18066, 27099, 51187, 54198, 69253, 102374, 138506, 153561, 207759, 307122, 415518, 460683, 623277, 921366, 1177301, 1246554, 2354602, 3531903, 7063806, 10595709, 21191418]

約数ペア:

[(1, 21191418), (2, 10595709), (3, 7063806), (6, 3531903), (9, 2354602), (17, 1246554), (18, 1177301), (23, 921366), (34, 623277), (46, 460683), (51, 415518), (69, 307122), (102, 207759), (138, 153561), (153, 138506), (207, 102374), (306, 69253), (391, 54198), (414, 51187), (782, 27099), (1173, 18066), (2346, 9033), (3011, 7038), (3519, 6022)]