21608370

素因数分解:

$2^1\times 3^4\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1$

素因数の和:166

約数の個数: 160

約数和(自身を含む): 68859648

約数和(自身を除く): 47251278

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 37, 42, 45, 54, 63, 70, 74, 81, 90, 103, 105, 111, 126, 135, 162, 185, 189, 206, 210, 222, 259, 270, 309, 315, 333, 370, 378, 405, 515, 518, 555, 567, 618, 630, 666, 721, 777, 810, 927, 945, 999, 1030, 1110, 1134, 1295, 1442, 1545, 1554, 1665, 1854, 1890, 1998, 2163, 2331, 2590, 2781, 2835, 2997, 3090, 3330, 3605, 3811, 3885, 4326, 4635, 4662, 4995, 5562, 5670, 5994, 6489, 6993, 7210, 7622, 7770, 8343, 9270, 9990, 10815, 11433, 11655, 12978, 13905, 13986, 14985, 16686, 19055, 19467, 20979, 21630, 22866, 23310, 26677, 27810, 29970, 32445, 34299, 34965, 38110, 38934, 41715, 41958, 53354, 57165, 58401, 64890, 68598, 69930, 80031, 83430, 97335, 102897, 104895, 114330, 116802, 133385, 160062, 171495, 194670, 205794, 209790, 240093, 266770, 292005, 308691, 342990, 400155, 480186, 514485, 584010, 617382, 720279, 800310, 1028970, 1200465, 1440558, 1543455, 2160837, 2400930, 3086910, 3601395, 4321674, 7202790, 10804185, 21608370]

約数ペア:

[(1, 21608370), (2, 10804185), (3, 7202790), (5, 4321674), (6, 3601395), (7, 3086910), (9, 2400930), (10, 2160837), (14, 1543455), (15, 1440558), (18, 1200465), (21, 1028970), (27, 800310), (30, 720279), (35, 617382), (37, 584010), (42, 514485), (45, 480186), (54, 400155), (63, 342990), (70, 308691), (74, 292005), (81, 266770), (90, 240093), (103, 209790), (105, 205794), (111, 194670), (126, 171495), (135, 160062), (162, 133385), (185, 116802), (189, 114330), (206, 104895), (210, 102897), (222, 97335), (259, 83430), (270, 80031), (309, 69930), (315, 68598), (333, 64890), (370, 58401), (378, 57165), (405, 53354), (515, 41958), (518, 41715), (555, 38934), (567, 38110), (618, 34965), (630, 34299), (666, 32445), (721, 29970), (777, 27810), (810, 26677), (927, 23310), (945, 22866), (999, 21630), (1030, 20979), (1110, 19467), (1134, 19055), (1295, 16686), (1442, 14985), (1545, 13986), (1554, 13905), (1665, 12978), (1854, 11655), (1890, 11433), (1998, 10815), (2163, 9990), (2331, 9270), (2590, 8343), (2781, 7770), (2835, 7622), (2997, 7210), (3090, 6993), (3330, 6489), (3605, 5994), (3811, 5670), (3885, 5562), (4326, 4995), (4635, 4662)]