21613872

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{64327}}^1$

素因数の和:64345

約数の個数: 40

約数和(自身を含む): 63813376

約数和(自身を除く): 42199504

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 64327, 128654, 192981, 257308, 385962, 450289, 514616, 771924, 900578, 1029232, 1350867, 1543848, 1801156, 2701734, 3087696, 3602312, 5403468, 7204624, 10806936, 21613872]

約数ペア:

[(1, 21613872), (2, 10806936), (3, 7204624), (4, 5403468), (6, 3602312), (7, 3087696), (8, 2701734), (12, 1801156), (14, 1543848), (16, 1350867), (21, 1029232), (24, 900578), (28, 771924), (42, 514616), (48, 450289), (56, 385962), (84, 257308), (112, 192981), (168, 128654), (336, 64327)]