21463248

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{907}}^1$

素因数の和:964

約数の個数: 80

約数和(自身を含む): 60799680

約数和(自身を除く): 39336432

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 29, 34, 48, 51, 58, 68, 87, 102, 116, 136, 174, 204, 232, 272, 348, 408, 464, 493, 696, 816, 907, 986, 1392, 1479, 1814, 1972, 2721, 2958, 3628, 3944, 5442, 5916, 7256, 7888, 10884, 11832, 14512, 15419, 21768, 23664, 26303, 30838, 43536, 46257, 52606, 61676, 78909, 92514, 105212, 123352, 157818, 185028, 210424, 246704, 315636, 370056, 420848, 447151, 631272, 740112, 894302, 1262544, 1341453, 1788604, 2682906, 3577208, 5365812, 7154416, 10731624, 21463248]

約数ペア:

[(1, 21463248), (2, 10731624), (3, 7154416), (4, 5365812), (6, 3577208), (8, 2682906), (12, 1788604), (16, 1341453), (17, 1262544), (24, 894302), (29, 740112), (34, 631272), (48, 447151), (51, 420848), (58, 370056), (68, 315636), (87, 246704), (102, 210424), (116, 185028), (136, 157818), (174, 123352), (204, 105212), (232, 92514), (272, 78909), (348, 61676), (408, 52606), (464, 46257), (493, 43536), (696, 30838), (816, 26303), (907, 23664), (986, 21768), (1392, 15419), (1479, 14512), (1814, 11832), (1972, 10884), (2721, 7888), (2958, 7256), (3628, 5916), (3944, 5442)]