21041376

素因数分解:

$2^5\times 3^1\times {\mathrm{17}}^1\times {\mathrm{12893}}^1$

素因数の和:12923

約数の個数: 48

約数和(自身を含む): 58487184

約数和(自身を除く): 37445808

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 32, 34, 48, 51, 68, 96, 102, 136, 204, 272, 408, 544, 816, 1632, 12893, 25786, 38679, 51572, 77358, 103144, 154716, 206288, 219181, 309432, 412576, 438362, 618864, 657543, 876724, 1237728, 1315086, 1753448, 2630172, 3506896, 5260344, 7013792, 10520688, 21041376]

約数ペア:

[(1, 21041376), (2, 10520688), (3, 7013792), (4, 5260344), (6, 3506896), (8, 2630172), (12, 1753448), (16, 1315086), (17, 1237728), (24, 876724), (32, 657543), (34, 618864), (48, 438362), (51, 412576), (68, 309432), (96, 219181), (102, 206288), (136, 154716), (204, 103144), (272, 77358), (408, 51572), (544, 38679), (816, 25786), (1632, 12893)]