21717612

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1249}}^1$

素因数の和:1292

約数の個数: 96

約数和(自身を含む): 67200000

約数和(自身を除く): 45482388

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 23, 27, 28, 36, 42, 46, 54, 63, 69, 84, 92, 108, 126, 138, 161, 189, 207, 252, 276, 322, 378, 414, 483, 621, 644, 756, 828, 966, 1242, 1249, 1449, 1932, 2484, 2498, 2898, 3747, 4347, 4996, 5796, 7494, 8694, 8743, 11241, 14988, 17388, 17486, 22482, 26229, 28727, 33723, 34972, 44964, 52458, 57454, 67446, 78687, 86181, 104916, 114908, 134892, 157374, 172362, 201089, 236061, 258543, 314748, 344724, 402178, 472122, 517086, 603267, 775629, 804356, 944244, 1034172, 1206534, 1551258, 1809801, 2413068, 3102516, 3619602, 5429403, 7239204, 10858806, 21717612]

約数ペア:

[(1, 21717612), (2, 10858806), (3, 7239204), (4, 5429403), (6, 3619602), (7, 3102516), (9, 2413068), (12, 1809801), (14, 1551258), (18, 1206534), (21, 1034172), (23, 944244), (27, 804356), (28, 775629), (36, 603267), (42, 517086), (46, 472122), (54, 402178), (63, 344724), (69, 314748), (84, 258543), (92, 236061), (108, 201089), (126, 172362), (138, 157374), (161, 134892), (189, 114908), (207, 104916), (252, 86181), (276, 78687), (322, 67446), (378, 57454), (414, 52458), (483, 44964), (621, 34972), (644, 33723), (756, 28727), (828, 26229), (966, 22482), (1242, 17486), (1249, 17388), (1449, 14988), (1932, 11241), (2484, 8743), (2498, 8694), (2898, 7494), (3747, 5796), (4347, 4996)]