21853496

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1$

素因数の和:121

約数の個数: 96

約数和(自身を含む): 52669440

約数和(自身を除く): 30815944

約数列:

[1, 2, 4, 7, 8, 14, 19, 23, 28, 38, 46, 47, 56, 76, 92, 94, 133, 152, 161, 184, 188, 266, 322, 329, 361, 376, 437, 532, 644, 658, 722, 874, 893, 1064, 1081, 1288, 1316, 1444, 1748, 1786, 2162, 2527, 2632, 2888, 3059, 3496, 3572, 4324, 5054, 6118, 6251, 7144, 7567, 8303, 8648, 10108, 12236, 12502, 15134, 16606, 16967, 20216, 20539, 24472, 25004, 30268, 33212, 33934, 41078, 50008, 58121, 60536, 66424, 67868, 82156, 116242, 118769, 135736, 143773, 164312, 232484, 237538, 287546, 390241, 464968, 475076, 575092, 780482, 950152, 1150184, 1560964, 2731687, 3121928, 5463374, 10926748, 21853496]

約数ペア:

[(1, 21853496), (2, 10926748), (4, 5463374), (7, 3121928), (8, 2731687), (14, 1560964), (19, 1150184), (23, 950152), (28, 780482), (38, 575092), (46, 475076), (47, 464968), (56, 390241), (76, 287546), (92, 237538), (94, 232484), (133, 164312), (152, 143773), (161, 135736), (184, 118769), (188, 116242), (266, 82156), (322, 67868), (329, 66424), (361, 60536), (376, 58121), (437, 50008), (532, 41078), (644, 33934), (658, 33212), (722, 30268), (874, 25004), (893, 24472), (1064, 20539), (1081, 20216), (1288, 16967), (1316, 16606), (1444, 15134), (1748, 12502), (1786, 12236), (2162, 10108), (2527, 8648), (2632, 8303), (2888, 7567), (3059, 7144), (3496, 6251), (3572, 6118), (4324, 5054)]