21190624

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{383}}^1$

素因数の和:432

約数の個数: 96

約数和(自身を含む): 54190080

約数和(自身を除く): 32999456

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 19, 26, 28, 32, 38, 52, 56, 76, 91, 104, 112, 133, 152, 182, 208, 224, 247, 266, 304, 364, 383, 416, 494, 532, 608, 728, 766, 988, 1064, 1456, 1532, 1729, 1976, 2128, 2681, 2912, 3064, 3458, 3952, 4256, 4979, 5362, 6128, 6916, 7277, 7904, 9958, 10724, 12256, 13832, 14554, 19916, 21448, 27664, 29108, 34853, 39832, 42896, 50939, 55328, 58216, 69706, 79664, 85792, 94601, 101878, 116432, 139412, 159328, 189202, 203756, 232864, 278824, 378404, 407512, 557648, 662207, 756808, 815024, 1115296, 1324414, 1513616, 1630048, 2648828, 3027232, 5297656, 10595312, 21190624]

約数ペア:

[(1, 21190624), (2, 10595312), (4, 5297656), (7, 3027232), (8, 2648828), (13, 1630048), (14, 1513616), (16, 1324414), (19, 1115296), (26, 815024), (28, 756808), (32, 662207), (38, 557648), (52, 407512), (56, 378404), (76, 278824), (91, 232864), (104, 203756), (112, 189202), (133, 159328), (152, 139412), (182, 116432), (208, 101878), (224, 94601), (247, 85792), (266, 79664), (304, 69706), (364, 58216), (383, 55328), (416, 50939), (494, 42896), (532, 39832), (608, 34853), (728, 29108), (766, 27664), (988, 21448), (1064, 19916), (1456, 14554), (1532, 13832), (1729, 12256), (1976, 10724), (2128, 9958), (2681, 7904), (2912, 7277), (3064, 6916), (3458, 6128), (3952, 5362), (4256, 4979)]