21011232

素因数分解:

$2^5\times 3^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{197}}^1$

素因数の和:322

約数の個数: 96

約数和(自身を含む): 61072704

約数和(自身を除く): 40061472

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 32, 33, 44, 48, 66, 88, 96, 101, 132, 176, 197, 202, 264, 303, 352, 394, 404, 528, 591, 606, 788, 808, 1056, 1111, 1182, 1212, 1576, 1616, 2167, 2222, 2364, 2424, 3152, 3232, 3333, 4334, 4444, 4728, 4848, 6304, 6501, 6666, 8668, 8888, 9456, 9696, 13002, 13332, 17336, 17776, 18912, 19897, 26004, 26664, 34672, 35552, 39794, 52008, 53328, 59691, 69344, 79588, 104016, 106656, 119382, 159176, 208032, 218867, 238764, 318352, 437734, 477528, 636704, 656601, 875468, 955056, 1313202, 1750936, 1910112, 2626404, 3501872, 5252808, 7003744, 10505616, 21011232]

約数ペア:

[(1, 21011232), (2, 10505616), (3, 7003744), (4, 5252808), (6, 3501872), (8, 2626404), (11, 1910112), (12, 1750936), (16, 1313202), (22, 955056), (24, 875468), (32, 656601), (33, 636704), (44, 477528), (48, 437734), (66, 318352), (88, 238764), (96, 218867), (101, 208032), (132, 159176), (176, 119382), (197, 106656), (202, 104016), (264, 79588), (303, 69344), (352, 59691), (394, 53328), (404, 52008), (528, 39794), (591, 35552), (606, 34672), (788, 26664), (808, 26004), (1056, 19897), (1111, 18912), (1182, 17776), (1212, 17336), (1576, 13332), (1616, 13002), (2167, 9696), (2222, 9456), (2364, 8888), (2424, 8668), (3152, 6666), (3232, 6501), (3333, 6304), (4334, 4848), (4444, 4728)]