21698664

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{4091}}^1$

素因数の和:4130

約数の個数: 64

約数和(自身を含む): 61871040

約数和(自身を除く): 40172376

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 17, 24, 26, 34, 39, 51, 52, 68, 78, 102, 104, 136, 156, 204, 221, 312, 408, 442, 663, 884, 1326, 1768, 2652, 4091, 5304, 8182, 12273, 16364, 24546, 32728, 49092, 53183, 69547, 98184, 106366, 139094, 159549, 208641, 212732, 278188, 319098, 417282, 425464, 556376, 638196, 834564, 904111, 1276392, 1669128, 1808222, 2712333, 3616444, 5424666, 7232888, 10849332, 21698664]

約数ペア:

[(1, 21698664), (2, 10849332), (3, 7232888), (4, 5424666), (6, 3616444), (8, 2712333), (12, 1808222), (13, 1669128), (17, 1276392), (24, 904111), (26, 834564), (34, 638196), (39, 556376), (51, 425464), (52, 417282), (68, 319098), (78, 278188), (102, 212732), (104, 208641), (136, 159549), (156, 139094), (204, 106366), (221, 98184), (312, 69547), (408, 53183), (442, 49092), (663, 32728), (884, 24546), (1326, 16364), (1768, 12273), (2652, 8182), (4091, 5304)]