21762873

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{193}}^1$

素因数の和:294

約数の個数: 48

約数和(自身を含む): 37043136

約数和(自身を除く): 15280263

約数列:

[1, 3, 9, 11, 17, 33, 51, 67, 99, 153, 187, 193, 201, 561, 579, 603, 737, 1139, 1683, 1737, 2123, 2211, 3281, 3417, 6369, 6633, 9843, 10251, 12529, 12931, 19107, 29529, 36091, 37587, 38793, 108273, 112761, 116379, 142241, 219827, 324819, 426723, 659481, 1280169, 1978443, 2418097, 7254291, 21762873]

約数ペア:

[(1, 21762873), (3, 7254291), (9, 2418097), (11, 1978443), (17, 1280169), (33, 659481), (51, 426723), (67, 324819), (99, 219827), (153, 142241), (187, 116379), (193, 112761), (201, 108273), (561, 38793), (579, 37587), (603, 36091), (737, 29529), (1139, 19107), (1683, 12931), (1737, 12529), (2123, 10251), (2211, 9843), (3281, 6633), (3417, 6369)]