21569058

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{1327}}^1$

素因数の和:1388

約数の個数: 64

約数和(自身を含む): 56094720

約数和(自身を除く): 34525662

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 43, 54, 63, 86, 126, 129, 189, 258, 301, 378, 387, 602, 774, 903, 1161, 1327, 1806, 2322, 2654, 2709, 3981, 5418, 7962, 8127, 9289, 11943, 16254, 18578, 23886, 27867, 35829, 55734, 57061, 71658, 83601, 114122, 167202, 171183, 250803, 342366, 399427, 501606, 513549, 798854, 1027098, 1198281, 1540647, 2396562, 3081294, 3594843, 7189686, 10784529, 21569058]

約数ペア:

[(1, 21569058), (2, 10784529), (3, 7189686), (6, 3594843), (7, 3081294), (9, 2396562), (14, 1540647), (18, 1198281), (21, 1027098), (27, 798854), (42, 513549), (43, 501606), (54, 399427), (63, 342366), (86, 250803), (126, 171183), (129, 167202), (189, 114122), (258, 83601), (301, 71658), (378, 57061), (387, 55734), (602, 35829), (774, 27867), (903, 23886), (1161, 18578), (1327, 16254), (1806, 11943), (2322, 9289), (2654, 8127), (2709, 7962), (3981, 5418)]