21351624

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{1741}}^1$

素因数の和:1830

約数の個数: 64

約数和(自身を含む): 61875840

約数和(自身を除く): 40524216

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 73, 84, 146, 168, 219, 292, 438, 511, 584, 876, 1022, 1533, 1741, 1752, 2044, 3066, 3482, 4088, 5223, 6132, 6964, 10446, 12187, 12264, 13928, 20892, 24374, 36561, 41784, 48748, 73122, 97496, 127093, 146244, 254186, 292488, 381279, 508372, 762558, 889651, 1016744, 1525116, 1779302, 2668953, 3050232, 3558604, 5337906, 7117208, 10675812, 21351624]

約数ペア:

[(1, 21351624), (2, 10675812), (3, 7117208), (4, 5337906), (6, 3558604), (7, 3050232), (8, 2668953), (12, 1779302), (14, 1525116), (21, 1016744), (24, 889651), (28, 762558), (42, 508372), (56, 381279), (73, 292488), (84, 254186), (146, 146244), (168, 127093), (219, 97496), (292, 73122), (438, 48748), (511, 41784), (584, 36561), (876, 24374), (1022, 20892), (1533, 13928), (1741, 12264), (1752, 12187), (2044, 10446), (3066, 6964), (3482, 6132), (4088, 5223)]