21988092

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{599}}^1$

素因数の和:655

約数の個数: 96

約数和(自身を含む): 64512000

約数和(自身を除く): 42523908

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 19, 21, 23, 28, 38, 42, 46, 57, 69, 76, 84, 92, 114, 133, 138, 161, 228, 266, 276, 322, 399, 437, 483, 532, 599, 644, 798, 874, 966, 1198, 1311, 1596, 1748, 1797, 1932, 2396, 2622, 3059, 3594, 4193, 5244, 6118, 7188, 8386, 9177, 11381, 12236, 12579, 13777, 16772, 18354, 22762, 25158, 27554, 34143, 36708, 41331, 45524, 50316, 55108, 68286, 79667, 82662, 96439, 136572, 159334, 165324, 192878, 239001, 261763, 289317, 318668, 385756, 478002, 523526, 578634, 785289, 956004, 1047052, 1157268, 1570578, 1832341, 3141156, 3664682, 5497023, 7329364, 10994046, 21988092]

約数ペア:

[(1, 21988092), (2, 10994046), (3, 7329364), (4, 5497023), (6, 3664682), (7, 3141156), (12, 1832341), (14, 1570578), (19, 1157268), (21, 1047052), (23, 956004), (28, 785289), (38, 578634), (42, 523526), (46, 478002), (57, 385756), (69, 318668), (76, 289317), (84, 261763), (92, 239001), (114, 192878), (133, 165324), (138, 159334), (161, 136572), (228, 96439), (266, 82662), (276, 79667), (322, 68286), (399, 55108), (437, 50316), (483, 45524), (532, 41331), (599, 36708), (644, 34143), (798, 27554), (874, 25158), (966, 22762), (1198, 18354), (1311, 16772), (1596, 13777), (1748, 12579), (1797, 12236), (1932, 11381), (2396, 9177), (2622, 8386), (3059, 7188), (3594, 6118), (4193, 5244)]