21041370

素因数分解:

$2^1\times 3^5\times 5^1\times 7^1\times {\mathrm{1237}}^1$

素因数の和:1266

約数の個数: 96

約数和(自身を含む): 64891008

約数和(自身を除く): 43849638

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 81, 90, 105, 126, 135, 162, 189, 210, 243, 270, 315, 378, 405, 486, 567, 630, 810, 945, 1134, 1215, 1237, 1701, 1890, 2430, 2474, 2835, 3402, 3711, 5670, 6185, 7422, 8505, 8659, 11133, 12370, 17010, 17318, 18555, 22266, 25977, 33399, 37110, 43295, 51954, 55665, 66798, 77931, 86590, 100197, 111330, 129885, 155862, 166995, 200394, 233793, 259770, 300591, 333990, 389655, 467586, 500985, 601182, 701379, 779310, 1001970, 1168965, 1402758, 1502955, 2104137, 2337930, 3005910, 3506895, 4208274, 7013790, 10520685, 21041370]

約数ペア:

[(1, 21041370), (2, 10520685), (3, 7013790), (5, 4208274), (6, 3506895), (7, 3005910), (9, 2337930), (10, 2104137), (14, 1502955), (15, 1402758), (18, 1168965), (21, 1001970), (27, 779310), (30, 701379), (35, 601182), (42, 500985), (45, 467586), (54, 389655), (63, 333990), (70, 300591), (81, 259770), (90, 233793), (105, 200394), (126, 166995), (135, 155862), (162, 129885), (189, 111330), (210, 100197), (243, 86590), (270, 77931), (315, 66798), (378, 55665), (405, 51954), (486, 43295), (567, 37110), (630, 33399), (810, 25977), (945, 22266), (1134, 18555), (1215, 17318), (1237, 17010), (1701, 12370), (1890, 11133), (2430, 8659), (2474, 8505), (2835, 7422), (3402, 6185), (3711, 5670)]