21230688

素因数分解:

$2^5\times 3^1\times {\mathrm{17}}^1\times {\mathrm{13009}}^1$

素因数の和:13039

約数の個数: 48

約数和(自身を含む): 59013360

約数和(自身を除く): 37782672

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 32, 34, 48, 51, 68, 96, 102, 136, 204, 272, 408, 544, 816, 1632, 13009, 26018, 39027, 52036, 78054, 104072, 156108, 208144, 221153, 312216, 416288, 442306, 624432, 663459, 884612, 1248864, 1326918, 1769224, 2653836, 3538448, 5307672, 7076896, 10615344, 21230688]

約数ペア:

[(1, 21230688), (2, 10615344), (3, 7076896), (4, 5307672), (6, 3538448), (8, 2653836), (12, 1769224), (16, 1326918), (17, 1248864), (24, 884612), (32, 663459), (34, 624432), (48, 442306), (51, 416288), (68, 312216), (96, 221153), (102, 208144), (136, 156108), (204, 104072), (272, 78054), (408, 52036), (544, 39027), (816, 26018), (1632, 13009)]