21301000

素因数分解:

$2^3\times 5^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{179}}^1$

素因数の和:224

約数の個数: 128

約数和(自身を含む): 60652800

約数和(自身を除く): 39351800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 25, 28, 34, 35, 40, 50, 56, 68, 70, 85, 100, 119, 125, 136, 140, 170, 175, 179, 200, 238, 250, 280, 340, 350, 358, 425, 476, 500, 595, 680, 700, 716, 850, 875, 895, 952, 1000, 1190, 1253, 1400, 1432, 1700, 1750, 1790, 2125, 2380, 2506, 2975, 3043, 3400, 3500, 3580, 4250, 4475, 4760, 5012, 5950, 6086, 6265, 7000, 7160, 8500, 8950, 10024, 11900, 12172, 12530, 14875, 15215, 17000, 17900, 21301, 22375, 23800, 24344, 25060, 29750, 30430, 31325, 35800, 42602, 44750, 50120, 59500, 60860, 62650, 76075, 85204, 89500, 106505, 119000, 121720, 125300, 152150, 156625, 170408, 179000, 213010, 250600, 304300, 313250, 380375, 426020, 532525, 608600, 626500, 760750, 852040, 1065050, 1253000, 1521500, 2130100, 2662625, 3043000, 4260200, 5325250, 10650500, 21301000]

約数ペア:

[(1, 21301000), (2, 10650500), (4, 5325250), (5, 4260200), (7, 3043000), (8, 2662625), (10, 2130100), (14, 1521500), (17, 1253000), (20, 1065050), (25, 852040), (28, 760750), (34, 626500), (35, 608600), (40, 532525), (50, 426020), (56, 380375), (68, 313250), (70, 304300), (85, 250600), (100, 213010), (119, 179000), (125, 170408), (136, 156625), (140, 152150), (170, 125300), (175, 121720), (179, 119000), (200, 106505), (238, 89500), (250, 85204), (280, 76075), (340, 62650), (350, 60860), (358, 59500), (425, 50120), (476, 44750), (500, 42602), (595, 35800), (680, 31325), (700, 30430), (716, 29750), (850, 25060), (875, 24344), (895, 23800), (952, 22375), (1000, 21301), (1190, 17900), (1253, 17000), (1400, 15215), (1432, 14875), (1700, 12530), (1750, 12172), (1790, 11900), (2125, 10024), (2380, 8950), (2506, 8500), (2975, 7160), (3043, 7000), (3400, 6265), (3500, 6086), (3580, 5950), (4250, 5012), (4475, 4760)]