21617148

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{167}}^1$

素因数の和:271

約数の個数: 96

約数和(自身を含む): 61415424

約数和(自身を除く): 39798276

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 23, 28, 42, 46, 67, 69, 84, 92, 134, 138, 161, 167, 201, 268, 276, 322, 334, 402, 469, 483, 501, 644, 668, 804, 938, 966, 1002, 1169, 1407, 1541, 1876, 1932, 2004, 2338, 2814, 3082, 3507, 3841, 4623, 4676, 5628, 6164, 7014, 7682, 9246, 10787, 11189, 11523, 14028, 15364, 18492, 21574, 22378, 23046, 26887, 32361, 33567, 43148, 44756, 46092, 53774, 64722, 67134, 78323, 80661, 107548, 129444, 134268, 156646, 161322, 234969, 257347, 313292, 322644, 469938, 514694, 772041, 939876, 1029388, 1544082, 1801429, 3088164, 3602858, 5404287, 7205716, 10808574, 21617148]

約数ペア:

[(1, 21617148), (2, 10808574), (3, 7205716), (4, 5404287), (6, 3602858), (7, 3088164), (12, 1801429), (14, 1544082), (21, 1029388), (23, 939876), (28, 772041), (42, 514694), (46, 469938), (67, 322644), (69, 313292), (84, 257347), (92, 234969), (134, 161322), (138, 156646), (161, 134268), (167, 129444), (201, 107548), (268, 80661), (276, 78323), (322, 67134), (334, 64722), (402, 53774), (469, 46092), (483, 44756), (501, 43148), (644, 33567), (668, 32361), (804, 26887), (938, 23046), (966, 22378), (1002, 21574), (1169, 18492), (1407, 15364), (1541, 14028), (1876, 11523), (1932, 11189), (2004, 10787), (2338, 9246), (2814, 7682), (3082, 7014), (3507, 6164), (3841, 5628), (4623, 4676)]