21757248

素因数分解:

$2^6\times 3^5\times {\mathrm{1399}}^1$

素因数の和:1426

約数の個数: 84

約数和(自身を含む): 64719200

約数和(自身を除く): 42961952

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 81, 96, 108, 144, 162, 192, 216, 243, 288, 324, 432, 486, 576, 648, 864, 972, 1296, 1399, 1728, 1944, 2592, 2798, 3888, 4197, 5184, 5596, 7776, 8394, 11192, 12591, 15552, 16788, 22384, 25182, 33576, 37773, 44768, 50364, 67152, 75546, 89536, 100728, 113319, 134304, 151092, 201456, 226638, 268608, 302184, 339957, 402912, 453276, 604368, 679914, 805824, 906552, 1208736, 1359828, 1813104, 2417472, 2719656, 3626208, 5439312, 7252416, 10878624, 21757248]

約数ペア:

[(1, 21757248), (2, 10878624), (3, 7252416), (4, 5439312), (6, 3626208), (8, 2719656), (9, 2417472), (12, 1813104), (16, 1359828), (18, 1208736), (24, 906552), (27, 805824), (32, 679914), (36, 604368), (48, 453276), (54, 402912), (64, 339957), (72, 302184), (81, 268608), (96, 226638), (108, 201456), (144, 151092), (162, 134304), (192, 113319), (216, 100728), (243, 89536), (288, 75546), (324, 67152), (432, 50364), (486, 44768), (576, 37773), (648, 33576), (864, 25182), (972, 22384), (1296, 16788), (1399, 15552), (1728, 12591), (1944, 11192), (2592, 8394), (2798, 7776), (3888, 5596), (4197, 5184)]