21238392

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{167}}^1\times {\mathrm{757}}^1$

素因数の和:940

約数の個数: 64

約数和(自身を含む): 61125120

約数和(自身を除く): 39886728

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 167, 168, 334, 501, 668, 757, 1002, 1169, 1336, 1514, 2004, 2271, 2338, 3028, 3507, 4008, 4542, 4676, 5299, 6056, 7014, 9084, 9352, 10598, 14028, 15897, 18168, 21196, 28056, 31794, 42392, 63588, 126419, 127176, 252838, 379257, 505676, 758514, 884933, 1011352, 1517028, 1769866, 2654799, 3034056, 3539732, 5309598, 7079464, 10619196, 21238392]

約数ペア:

[(1, 21238392), (2, 10619196), (3, 7079464), (4, 5309598), (6, 3539732), (7, 3034056), (8, 2654799), (12, 1769866), (14, 1517028), (21, 1011352), (24, 884933), (28, 758514), (42, 505676), (56, 379257), (84, 252838), (167, 127176), (168, 126419), (334, 63588), (501, 42392), (668, 31794), (757, 28056), (1002, 21196), (1169, 18168), (1336, 15897), (1514, 14028), (2004, 10598), (2271, 9352), (2338, 9084), (3028, 7014), (3507, 6056), (4008, 5299), (4542, 4676)]