21492432

素因数分解:

$2^4\times 3^3\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1$

素因数の和:162

約数の個数: 160

約数和(自身を含む): 68745600

約数和(自身を除く): 47253168

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 36, 39, 43, 48, 52, 54, 72, 78, 86, 89, 104, 108, 117, 129, 144, 156, 172, 178, 208, 216, 234, 258, 267, 312, 344, 351, 356, 387, 432, 468, 516, 534, 559, 624, 688, 702, 712, 774, 801, 936, 1032, 1068, 1118, 1157, 1161, 1404, 1424, 1548, 1602, 1677, 1872, 2064, 2136, 2236, 2314, 2322, 2403, 2808, 3096, 3204, 3354, 3471, 3827, 4272, 4472, 4628, 4644, 4806, 5031, 5616, 6192, 6408, 6708, 6942, 7654, 8944, 9256, 9288, 9612, 10062, 10413, 11481, 12816, 13416, 13884, 15093, 15308, 18512, 18576, 19224, 20124, 20826, 22962, 26832, 27768, 30186, 30616, 31239, 34443, 38448, 40248, 41652, 45924, 49751, 55536, 60372, 61232, 62478, 68886, 80496, 83304, 91848, 99502, 103329, 120744, 124956, 137772, 149253, 166608, 183696, 199004, 206658, 241488, 249912, 275544, 298506, 398008, 413316, 447759, 499824, 551088, 597012, 796016, 826632, 895518, 1194024, 1343277, 1653264, 1791036, 2388048, 2686554, 3582072, 5373108, 7164144, 10746216, 21492432]

約数ペア:

[(1, 21492432), (2, 10746216), (3, 7164144), (4, 5373108), (6, 3582072), (8, 2686554), (9, 2388048), (12, 1791036), (13, 1653264), (16, 1343277), (18, 1194024), (24, 895518), (26, 826632), (27, 796016), (36, 597012), (39, 551088), (43, 499824), (48, 447759), (52, 413316), (54, 398008), (72, 298506), (78, 275544), (86, 249912), (89, 241488), (104, 206658), (108, 199004), (117, 183696), (129, 166608), (144, 149253), (156, 137772), (172, 124956), (178, 120744), (208, 103329), (216, 99502), (234, 91848), (258, 83304), (267, 80496), (312, 68886), (344, 62478), (351, 61232), (356, 60372), (387, 55536), (432, 49751), (468, 45924), (516, 41652), (534, 40248), (559, 38448), (624, 34443), (688, 31239), (702, 30616), (712, 30186), (774, 27768), (801, 26832), (936, 22962), (1032, 20826), (1068, 20124), (1118, 19224), (1157, 18576), (1161, 18512), (1404, 15308), (1424, 15093), (1548, 13884), (1602, 13416), (1677, 12816), (1872, 11481), (2064, 10413), (2136, 10062), (2236, 9612), (2314, 9288), (2322, 9256), (2403, 8944), (2808, 7654), (3096, 6942), (3204, 6708), (3354, 6408), (3471, 6192), (3827, 5616), (4272, 5031), (4472, 4806), (4628, 4644)]