21349248

素因数分解:

$2^7\times 3^1\times {\mathrm{53}}^1\times {\mathrm{1049}}^1$

素因数の和:1119

約数の個数: 64

約数和(自身を含む): 57834000

約数和(自身を除く): 36484752

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 53, 64, 96, 106, 128, 159, 192, 212, 318, 384, 424, 636, 848, 1049, 1272, 1696, 2098, 2544, 3147, 3392, 4196, 5088, 6294, 6784, 8392, 10176, 12588, 16784, 20352, 25176, 33568, 50352, 55597, 67136, 100704, 111194, 134272, 166791, 201408, 222388, 333582, 402816, 444776, 667164, 889552, 1334328, 1779104, 2668656, 3558208, 5337312, 7116416, 10674624, 21349248]

約数ペア:

[(1, 21349248), (2, 10674624), (3, 7116416), (4, 5337312), (6, 3558208), (8, 2668656), (12, 1779104), (16, 1334328), (24, 889552), (32, 667164), (48, 444776), (53, 402816), (64, 333582), (96, 222388), (106, 201408), (128, 166791), (159, 134272), (192, 111194), (212, 100704), (318, 67136), (384, 55597), (424, 50352), (636, 33568), (848, 25176), (1049, 20352), (1272, 16784), (1696, 12588), (2098, 10176), (2544, 8392), (3147, 6784), (3392, 6294), (4196, 5088)]