21161328

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^1\times {\mathrm{25933}}^1$

素因数の和:25961

約数の個数: 40

約数和(自身を含む): 57884688

約数和(自身を除く): 36723360

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 34, 48, 51, 68, 102, 136, 204, 272, 408, 816, 25933, 51866, 77799, 103732, 155598, 207464, 311196, 414928, 440861, 622392, 881722, 1244784, 1322583, 1763444, 2645166, 3526888, 5290332, 7053776, 10580664, 21161328]

約数ペア:

[(1, 21161328), (2, 10580664), (3, 7053776), (4, 5290332), (6, 3526888), (8, 2645166), (12, 1763444), (16, 1322583), (17, 1244784), (24, 881722), (34, 622392), (48, 440861), (51, 414928), (68, 311196), (102, 207464), (136, 155598), (204, 103732), (272, 77799), (408, 51866), (816, 25933)]