21336768

素因数分解:

$2^6\times 3^2\times {\mathrm{17}}^1\times {\mathrm{2179}}^1$

素因数の和:2214

約数の個数: 84

約数和(自身を含む): 64785240

約数和(自身を除く): 43448472

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 32, 34, 36, 48, 51, 64, 68, 72, 96, 102, 136, 144, 153, 192, 204, 272, 288, 306, 408, 544, 576, 612, 816, 1088, 1224, 1632, 2179, 2448, 3264, 4358, 4896, 6537, 8716, 9792, 13074, 17432, 19611, 26148, 34864, 37043, 39222, 52296, 69728, 74086, 78444, 104592, 111129, 139456, 148172, 156888, 209184, 222258, 296344, 313776, 333387, 418368, 444516, 592688, 627552, 666774, 889032, 1185376, 1255104, 1333548, 1778064, 2370752, 2667096, 3556128, 5334192, 7112256, 10668384, 21336768]

約数ペア:

[(1, 21336768), (2, 10668384), (3, 7112256), (4, 5334192), (6, 3556128), (8, 2667096), (9, 2370752), (12, 1778064), (16, 1333548), (17, 1255104), (18, 1185376), (24, 889032), (32, 666774), (34, 627552), (36, 592688), (48, 444516), (51, 418368), (64, 333387), (68, 313776), (72, 296344), (96, 222258), (102, 209184), (136, 156888), (144, 148172), (153, 139456), (192, 111129), (204, 104592), (272, 78444), (288, 74086), (306, 69728), (408, 52296), (544, 39222), (576, 37043), (612, 34864), (816, 26148), (1088, 19611), (1224, 17432), (1632, 13074), (2179, 9792), (2448, 8716), (3264, 6537), (4358, 4896)]