21082282074

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{149}}^1\times {\mathrm{374317}}^1$

素因数の和:374484

約数の個数: 64

約数和(自身を含む): 53901792000

約数和(自身を除く): 32819509926

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 149, 189, 298, 378, 447, 894, 1043, 1341, 2086, 2682, 3129, 4023, 6258, 8046, 9387, 18774, 28161, 56322, 374317, 748634, 1122951, 2245902, 2620219, 3368853, 5240438, 6737706, 7860657, 10106559, 15721314, 20213118, 23581971, 47163942, 55773233, 70745913, 111546466, 141491826, 167319699, 334639398, 390412631, 501959097, 780825262, 1003918194, 1171237893, 1505877291, 2342475786, 3011754582, 3513713679, 7027427358, 10541141037, 21082282074]

約数ペア:

[(1, 21082282074), (2, 10541141037), (3, 7027427358), (6, 3513713679), (7, 3011754582), (9, 2342475786), (14, 1505877291), (18, 1171237893), (21, 1003918194), (27, 780825262), (42, 501959097), (54, 390412631), (63, 334639398), (126, 167319699), (149, 141491826), (189, 111546466), (298, 70745913), (378, 55773233), (447, 47163942), (894, 23581971), (1043, 20213118), (1341, 15721314), (2086, 10106559), (2682, 7860657), (3129, 6737706), (4023, 5240438), (6258, 3368853), (8046, 2620219), (9387, 2245902), (18774, 1122951), (28161, 748634), (56322, 374317)]