21979682010

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{131371}}^1$

素因数の和:131421

約数の個数: 144

約数和(自身を含む): 67507341408

約数和(自身を除く): 45527659398

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 13, 15, 18, 22, 26, 30, 33, 39, 45, 55, 65, 66, 78, 90, 99, 110, 117, 130, 143, 165, 169, 195, 198, 234, 286, 330, 338, 390, 429, 495, 507, 585, 715, 845, 858, 990, 1014, 1170, 1287, 1430, 1521, 1690, 1859, 2145, 2535, 2574, 3042, 3718, 4290, 5070, 5577, 6435, 7605, 9295, 11154, 12870, 15210, 16731, 18590, 27885, 33462, 55770, 83655, 131371, 167310, 262742, 394113, 656855, 788226, 1182339, 1313710, 1445081, 1707823, 1970565, 2364678, 2890162, 3415646, 3941130, 4335243, 5123469, 5911695, 7225405, 8539115, 8670486, 10246938, 11823390, 13005729, 14450810, 15370407, 17078230, 18786053, 21676215, 22201699, 25617345, 26011458, 30740814, 37572106, 43352430, 44403398, 51234690, 56358159, 65028645, 66605097, 76852035, 93930265, 111008495, 112716318, 130057290, 133210194, 153704070, 169074477, 187860530, 199815291, 222016990, 244218689, 281790795, 333025485, 338148954, 399630582, 488437378, 563581590, 666050970, 732656067, 845372385, 999076455, 1221093445, 1465312134, 1690744770, 1998152910, 2197968201, 2442186890, 3663280335, 4395936402, 7326560670, 10989841005, 21979682010]

約数ペア:

[(1, 21979682010), (2, 10989841005), (3, 7326560670), (5, 4395936402), (6, 3663280335), (9, 2442186890), (10, 2197968201), (11, 1998152910), (13, 1690744770), (15, 1465312134), (18, 1221093445), (22, 999076455), (26, 845372385), (30, 732656067), (33, 666050970), (39, 563581590), (45, 488437378), (55, 399630582), (65, 338148954), (66, 333025485), (78, 281790795), (90, 244218689), (99, 222016990), (110, 199815291), (117, 187860530), (130, 169074477), (143, 153704070), (165, 133210194), (169, 130057290), (195, 112716318), (198, 111008495), (234, 93930265), (286, 76852035), (330, 66605097), (338, 65028645), (390, 56358159), (429, 51234690), (495, 44403398), (507, 43352430), (585, 37572106), (715, 30740814), (845, 26011458), (858, 25617345), (990, 22201699), (1014, 21676215), (1170, 18786053), (1287, 17078230), (1430, 15370407), (1521, 14450810), (1690, 13005729), (1859, 11823390), (2145, 10246938), (2535, 8670486), (2574, 8539115), (3042, 7225405), (3718, 5911695), (4290, 5123469), (5070, 4335243), (5577, 3941130), (6435, 3415646), (7605, 2890162), (9295, 2364678), (11154, 1970565), (12870, 1707823), (15210, 1445081), (16731, 1313710), (18590, 1182339), (27885, 788226), (33462, 656855), (55770, 394113), (83655, 262742), (131371, 167310)]