21092368

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1$

素因数の和:176

約数の個数: 80

約数和(自身を含む): 47496960

約数和(自身を除く): 26404592

約数列:

[1, 2, 4, 8, 11, 16, 22, 37, 41, 44, 74, 79, 82, 88, 148, 158, 164, 176, 296, 316, 328, 407, 451, 592, 632, 656, 814, 869, 902, 1264, 1517, 1628, 1738, 1804, 2923, 3034, 3239, 3256, 3476, 3608, 5846, 6068, 6478, 6512, 6952, 7216, 11692, 12136, 12956, 13904, 16687, 23384, 24272, 25912, 32153, 33374, 35629, 46768, 51824, 64306, 66748, 71258, 119843, 128612, 133496, 142516, 239686, 257224, 266992, 285032, 479372, 514448, 570064, 958744, 1318273, 1917488, 2636546, 5273092, 10546184, 21092368]

約数ペア:

[(1, 21092368), (2, 10546184), (4, 5273092), (8, 2636546), (11, 1917488), (16, 1318273), (22, 958744), (37, 570064), (41, 514448), (44, 479372), (74, 285032), (79, 266992), (82, 257224), (88, 239686), (148, 142516), (158, 133496), (164, 128612), (176, 119843), (296, 71258), (316, 66748), (328, 64306), (407, 51824), (451, 46768), (592, 35629), (632, 33374), (656, 32153), (814, 25912), (869, 24272), (902, 23384), (1264, 16687), (1517, 13904), (1628, 12956), (1738, 12136), (1804, 11692), (2923, 7216), (3034, 6952), (3239, 6512), (3256, 6478), (3476, 6068), (3608, 5846)]