21014744382

素因数分解:

$2^1\times 3^3\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{706283}}^1$

素因数の和:706342

約数の個数: 64

約数和(自身を含む): 50852448000

約数和(自身を除く): 29837703618

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 29, 38, 54, 57, 58, 87, 114, 171, 174, 261, 342, 513, 522, 551, 783, 1026, 1102, 1566, 1653, 3306, 4959, 9918, 14877, 29754, 706283, 1412566, 2118849, 4237698, 6356547, 12713094, 13419377, 19069641, 20482207, 26838754, 38139282, 40258131, 40964414, 61446621, 80516262, 120774393, 122893242, 184339863, 241548786, 362323179, 368679726, 389161933, 553019589, 724646358, 778323866, 1106039178, 1167485799, 2334971598, 3502457397, 7004914794, 10507372191, 21014744382]

約数ペア:

[(1, 21014744382), (2, 10507372191), (3, 7004914794), (6, 3502457397), (9, 2334971598), (18, 1167485799), (19, 1106039178), (27, 778323866), (29, 724646358), (38, 553019589), (54, 389161933), (57, 368679726), (58, 362323179), (87, 241548786), (114, 184339863), (171, 122893242), (174, 120774393), (261, 80516262), (342, 61446621), (513, 40964414), (522, 40258131), (551, 38139282), (783, 26838754), (1026, 20482207), (1102, 19069641), (1566, 13419377), (1653, 12713094), (3306, 6356547), (4959, 4237698), (9918, 2118849), (14877, 1412566), (29754, 706283)]