21438054

素因数分解:

$2^1\times 3^3\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{193}}^1$

素因数の和:243

約数の個数: 96

約数和(自身を含む): 55732320

約数和(自身を除く): 34294266

約数列:

[1, 2, 3, 6, 9, 11, 17, 18, 22, 27, 33, 34, 51, 54, 66, 99, 102, 121, 153, 187, 193, 198, 242, 297, 306, 363, 374, 386, 459, 561, 579, 594, 726, 918, 1089, 1122, 1158, 1683, 1737, 2057, 2123, 2178, 3267, 3281, 3366, 3474, 4114, 4246, 5049, 5211, 6171, 6369, 6534, 6562, 9843, 10098, 10422, 12342, 12738, 18513, 19107, 19686, 23353, 29529, 36091, 37026, 38214, 46706, 55539, 57321, 59058, 70059, 72182, 88587, 108273, 111078, 114642, 140118, 177174, 210177, 216546, 324819, 397001, 420354, 630531, 649638, 794002, 974457, 1191003, 1261062, 1948914, 2382006, 3573009, 7146018, 10719027, 21438054]

約数ペア:

[(1, 21438054), (2, 10719027), (3, 7146018), (6, 3573009), (9, 2382006), (11, 1948914), (17, 1261062), (18, 1191003), (22, 974457), (27, 794002), (33, 649638), (34, 630531), (51, 420354), (54, 397001), (66, 324819), (99, 216546), (102, 210177), (121, 177174), (153, 140118), (187, 114642), (193, 111078), (198, 108273), (242, 88587), (297, 72182), (306, 70059), (363, 59058), (374, 57321), (386, 55539), (459, 46706), (561, 38214), (579, 37026), (594, 36091), (726, 29529), (918, 23353), (1089, 19686), (1122, 19107), (1158, 18513), (1683, 12738), (1737, 12342), (2057, 10422), (2123, 10098), (2178, 9843), (3267, 6562), (3281, 6534), (3366, 6369), (3474, 6171), (4114, 5211), (4246, 5049)]