21873312

素因数分解:

$2^5\times 3^2\times {\mathrm{53}}^1\times {\mathrm{1433}}^1$

素因数の和:1502

約数の個数: 72

約数和(自身を含む): 63420084

約数和(自身を除く): 41546772

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 53, 72, 96, 106, 144, 159, 212, 288, 318, 424, 477, 636, 848, 954, 1272, 1433, 1696, 1908, 2544, 2866, 3816, 4299, 5088, 5732, 7632, 8598, 11464, 12897, 15264, 17196, 22928, 25794, 34392, 45856, 51588, 68784, 75949, 103176, 137568, 151898, 206352, 227847, 303796, 412704, 455694, 607592, 683541, 911388, 1215184, 1367082, 1822776, 2430368, 2734164, 3645552, 5468328, 7291104, 10936656, 21873312]

約数ペア:

[(1, 21873312), (2, 10936656), (3, 7291104), (4, 5468328), (6, 3645552), (8, 2734164), (9, 2430368), (12, 1822776), (16, 1367082), (18, 1215184), (24, 911388), (32, 683541), (36, 607592), (48, 455694), (53, 412704), (72, 303796), (96, 227847), (106, 206352), (144, 151898), (159, 137568), (212, 103176), (288, 75949), (318, 68784), (424, 51588), (477, 45856), (636, 34392), (848, 25794), (954, 22928), (1272, 17196), (1433, 15264), (1696, 12897), (1908, 11464), (2544, 8598), (2866, 7632), (3816, 5732), (4299, 5088)]