21632864

素因数分解:

$2^5\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{151}}^1$

素因数の和:220

約数の個数: 72

約数和(自身を含む): 48397104

約数和(自身を除く): 26764240

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 37, 44, 74, 88, 121, 148, 151, 176, 242, 296, 302, 352, 407, 484, 592, 604, 814, 968, 1184, 1208, 1628, 1661, 1936, 2416, 3256, 3322, 3872, 4477, 4832, 5587, 6512, 6644, 8954, 11174, 13024, 13288, 17908, 18271, 22348, 26576, 35816, 36542, 44696, 53152, 61457, 71632, 73084, 89392, 122914, 143264, 146168, 178784, 245828, 292336, 491656, 584672, 676027, 983312, 1352054, 1966624, 2704108, 5408216, 10816432, 21632864]

約数ペア:

[(1, 21632864), (2, 10816432), (4, 5408216), (8, 2704108), (11, 1966624), (16, 1352054), (22, 983312), (32, 676027), (37, 584672), (44, 491656), (74, 292336), (88, 245828), (121, 178784), (148, 146168), (151, 143264), (176, 122914), (242, 89392), (296, 73084), (302, 71632), (352, 61457), (407, 53152), (484, 44696), (592, 36542), (604, 35816), (814, 26576), (968, 22348), (1184, 18271), (1208, 17908), (1628, 13288), (1661, 13024), (1936, 11174), (2416, 8954), (3256, 6644), (3322, 6512), (3872, 5587), (4477, 4832)]