21469686

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{17627}}^1$

素因数の和:17668

約数の個数: 32

約数和(自身を含む): 50768640

約数和(自身を除く): 29298954

約数列:

[1, 2, 3, 6, 7, 14, 21, 29, 42, 58, 87, 174, 203, 406, 609, 1218, 17627, 35254, 52881, 105762, 123389, 246778, 370167, 511183, 740334, 1022366, 1533549, 3067098, 3578281, 7156562, 10734843, 21469686]

約数ペア:

[(1, 21469686), (2, 10734843), (3, 7156562), (6, 3578281), (7, 3067098), (14, 1533549), (21, 1022366), (29, 740334), (42, 511183), (58, 370167), (87, 246778), (174, 123389), (203, 105762), (406, 52881), (609, 35254), (1218, 17627)]