21459168

素因数分解:

$2^5\times 3^4\times {\mathrm{17}}^1\times {\mathrm{487}}^1$

素因数の和:526

約数の個数: 120

約数和(自身を含む): 66960432

約数和(自身を除く): 45501264

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 27, 32, 34, 36, 48, 51, 54, 68, 72, 81, 96, 102, 108, 136, 144, 153, 162, 204, 216, 272, 288, 306, 324, 408, 432, 459, 487, 544, 612, 648, 816, 864, 918, 974, 1224, 1296, 1377, 1461, 1632, 1836, 1948, 2448, 2592, 2754, 2922, 3672, 3896, 4383, 4896, 5508, 5844, 7344, 7792, 8279, 8766, 11016, 11688, 13149, 14688, 15584, 16558, 17532, 22032, 23376, 24837, 26298, 33116, 35064, 39447, 44064, 46752, 49674, 52596, 66232, 70128, 74511, 78894, 99348, 105192, 132464, 140256, 149022, 157788, 198696, 210384, 223533, 264928, 298044, 315576, 397392, 420768, 447066, 596088, 631152, 670599, 794784, 894132, 1192176, 1262304, 1341198, 1788264, 2384352, 2682396, 3576528, 5364792, 7153056, 10729584, 21459168]

約数ペア:

[(1, 21459168), (2, 10729584), (3, 7153056), (4, 5364792), (6, 3576528), (8, 2682396), (9, 2384352), (12, 1788264), (16, 1341198), (17, 1262304), (18, 1192176), (24, 894132), (27, 794784), (32, 670599), (34, 631152), (36, 596088), (48, 447066), (51, 420768), (54, 397392), (68, 315576), (72, 298044), (81, 264928), (96, 223533), (102, 210384), (108, 198696), (136, 157788), (144, 149022), (153, 140256), (162, 132464), (204, 105192), (216, 99348), (272, 78894), (288, 74511), (306, 70128), (324, 66232), (408, 52596), (432, 49674), (459, 46752), (487, 44064), (544, 39447), (612, 35064), (648, 33116), (816, 26298), (864, 24837), (918, 23376), (974, 22032), (1224, 17532), (1296, 16558), (1377, 15584), (1461, 14688), (1632, 13149), (1836, 11688), (1948, 11016), (2448, 8766), (2592, 8279), (2754, 7792), (2922, 7344), (3672, 5844), (3896, 5508), (4383, 4896)]