21272304

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{199}}^1$

素因数の和:358

約数の個数: 80

約数和(自身を含む): 58924800

約数和(自身を除く): 37652496

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 34, 48, 51, 68, 102, 131, 136, 199, 204, 262, 272, 393, 398, 408, 524, 597, 786, 796, 816, 1048, 1194, 1572, 1592, 2096, 2227, 2388, 3144, 3184, 3383, 4454, 4776, 6288, 6681, 6766, 8908, 9552, 10149, 13362, 13532, 17816, 20298, 26069, 26724, 27064, 35632, 40596, 52138, 53448, 54128, 78207, 81192, 104276, 106896, 156414, 162384, 208552, 312828, 417104, 443173, 625656, 886346, 1251312, 1329519, 1772692, 2659038, 3545384, 5318076, 7090768, 10636152, 21272304]

約数ペア:

[(1, 21272304), (2, 10636152), (3, 7090768), (4, 5318076), (6, 3545384), (8, 2659038), (12, 1772692), (16, 1329519), (17, 1251312), (24, 886346), (34, 625656), (48, 443173), (51, 417104), (68, 312828), (102, 208552), (131, 162384), (136, 156414), (199, 106896), (204, 104276), (262, 81192), (272, 78207), (393, 54128), (398, 53448), (408, 52138), (524, 40596), (597, 35632), (786, 27064), (796, 26724), (816, 26069), (1048, 20298), (1194, 17816), (1572, 13532), (1592, 13362), (2096, 10149), (2227, 9552), (2388, 8908), (3144, 6766), (3184, 6681), (3383, 6288), (4454, 4776)]