21362256

素因数分解:

$2^4\times 3^2\times {\mathrm{109}}^1\times {\mathrm{1361}}^1$

素因数の和:1484

約数の個数: 60

約数和(自身を含む): 60377460

約数和(自身を除く): 39015204

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 109, 144, 218, 327, 436, 654, 872, 981, 1308, 1361, 1744, 1962, 2616, 2722, 3924, 4083, 5232, 5444, 7848, 8166, 10888, 12249, 15696, 16332, 21776, 24498, 32664, 48996, 65328, 97992, 148349, 195984, 296698, 445047, 593396, 890094, 1186792, 1335141, 1780188, 2373584, 2670282, 3560376, 5340564, 7120752, 10681128, 21362256]

約数ペア:

[(1, 21362256), (2, 10681128), (3, 7120752), (4, 5340564), (6, 3560376), (8, 2670282), (9, 2373584), (12, 1780188), (16, 1335141), (18, 1186792), (24, 890094), (36, 593396), (48, 445047), (72, 296698), (109, 195984), (144, 148349), (218, 97992), (327, 65328), (436, 48996), (654, 32664), (872, 24498), (981, 21776), (1308, 16332), (1361, 15696), (1744, 12249), (1962, 10888), (2616, 8166), (2722, 7848), (3924, 5444), (4083, 5232)]