21698256

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^1\times {\mathrm{26591}}^1$

素因数の和:26619

約数の個数: 40

約数和(自身を含む): 59353344

約数和(自身を除く): 37655088

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 34, 48, 51, 68, 102, 136, 204, 272, 408, 816, 26591, 53182, 79773, 106364, 159546, 212728, 319092, 425456, 452047, 638184, 904094, 1276368, 1356141, 1808188, 2712282, 3616376, 5424564, 7232752, 10849128, 21698256]

約数ペア:

[(1, 21698256), (2, 10849128), (3, 7232752), (4, 5424564), (6, 3616376), (8, 2712282), (12, 1808188), (16, 1356141), (17, 1276368), (24, 904094), (34, 638184), (48, 452047), (51, 425456), (68, 319092), (102, 212728), (136, 159546), (204, 106364), (272, 79773), (408, 53182), (816, 26591)]