21259248

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^1\times {\mathrm{26053}}^1$

素因数の和:26081

約数の個数: 40

約数和(自身を含む): 58152528

約数和(自身を除く): 36893280

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 34, 48, 51, 68, 102, 136, 204, 272, 408, 816, 26053, 52106, 78159, 104212, 156318, 208424, 312636, 416848, 442901, 625272, 885802, 1250544, 1328703, 1771604, 2657406, 3543208, 5314812, 7086416, 10629624, 21259248]

約数ペア:

[(1, 21259248), (2, 10629624), (3, 7086416), (4, 5314812), (6, 3543208), (8, 2657406), (12, 1771604), (16, 1328703), (17, 1250544), (24, 885802), (34, 625272), (48, 442901), (51, 416848), (68, 312636), (102, 208424), (136, 156318), (204, 104212), (272, 78159), (408, 52106), (816, 26053)]