21894246

素因数分解:

$2^1\times 3^3\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1$

素因数の和:123

約数の個数: 128

約数和(自身を含む): 58060800

約数和(自身を除く): 36166554

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 27, 29, 31, 33, 41, 54, 58, 62, 66, 82, 87, 93, 99, 123, 174, 186, 198, 246, 261, 279, 297, 319, 341, 369, 451, 522, 558, 594, 638, 682, 738, 783, 837, 899, 902, 957, 1023, 1107, 1189, 1271, 1353, 1566, 1674, 1798, 1914, 2046, 2214, 2378, 2542, 2697, 2706, 2871, 3069, 3567, 3813, 4059, 5394, 5742, 6138, 7134, 7626, 8091, 8118, 8613, 9207, 9889, 10701, 11439, 12177, 13079, 13981, 16182, 17226, 18414, 19778, 21402, 22878, 24273, 24354, 26158, 27962, 29667, 32103, 34317, 36859, 39237, 41943, 48546, 59334, 64206, 68634, 73718, 78474, 83886, 89001, 110577, 117711, 125829, 178002, 221154, 235422, 251658, 267003, 331731, 353133, 377487, 405449, 534006, 663462, 706266, 754974, 810898, 995193, 1216347, 1990386, 2432694, 3649041, 7298082, 10947123, 21894246]

約数ペア:

[(1, 21894246), (2, 10947123), (3, 7298082), (6, 3649041), (9, 2432694), (11, 1990386), (18, 1216347), (22, 995193), (27, 810898), (29, 754974), (31, 706266), (33, 663462), (41, 534006), (54, 405449), (58, 377487), (62, 353133), (66, 331731), (82, 267003), (87, 251658), (93, 235422), (99, 221154), (123, 178002), (174, 125829), (186, 117711), (198, 110577), (246, 89001), (261, 83886), (279, 78474), (297, 73718), (319, 68634), (341, 64206), (369, 59334), (451, 48546), (522, 41943), (558, 39237), (594, 36859), (638, 34317), (682, 32103), (738, 29667), (783, 27962), (837, 26158), (899, 24354), (902, 24273), (957, 22878), (1023, 21402), (1107, 19778), (1189, 18414), (1271, 17226), (1353, 16182), (1566, 13981), (1674, 13079), (1798, 12177), (1914, 11439), (2046, 10701), (2214, 9889), (2378, 9207), (2542, 8613), (2697, 8118), (2706, 8091), (2871, 7626), (3069, 7134), (3567, 6138), (3813, 5742), (4059, 5394)]