21822156

素因数分解:

$2^2\times 3^3\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1$

素因数の和:220

約数の個数: 96

約数和(自身を含む): 59924480

約数和(自身を除く): 38102324

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 37, 43, 54, 74, 86, 108, 111, 127, 129, 148, 172, 222, 254, 258, 333, 381, 387, 444, 508, 516, 666, 762, 774, 999, 1143, 1161, 1332, 1524, 1548, 1591, 1998, 2286, 2322, 3182, 3429, 3996, 4572, 4644, 4699, 4773, 5461, 6364, 6858, 9398, 9546, 10922, 13716, 14097, 14319, 16383, 18796, 19092, 21844, 28194, 28638, 32766, 42291, 42957, 49149, 56388, 57276, 65532, 84582, 85914, 98298, 126873, 147447, 169164, 171828, 196596, 202057, 253746, 294894, 404114, 507492, 589788, 606171, 808228, 1212342, 1818513, 2424684, 3637026, 5455539, 7274052, 10911078, 21822156]

約数ペア:

[(1, 21822156), (2, 10911078), (3, 7274052), (4, 5455539), (6, 3637026), (9, 2424684), (12, 1818513), (18, 1212342), (27, 808228), (36, 606171), (37, 589788), (43, 507492), (54, 404114), (74, 294894), (86, 253746), (108, 202057), (111, 196596), (127, 171828), (129, 169164), (148, 147447), (172, 126873), (222, 98298), (254, 85914), (258, 84582), (333, 65532), (381, 57276), (387, 56388), (444, 49149), (508, 42957), (516, 42291), (666, 32766), (762, 28638), (774, 28194), (999, 21844), (1143, 19092), (1161, 18796), (1332, 16383), (1524, 14319), (1548, 14097), (1591, 13716), (1998, 10922), (2286, 9546), (2322, 9398), (3182, 6858), (3429, 6364), (3996, 5461), (4572, 4773), (4644, 4699)]