21114828

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{3643}}^1$

素因数の和:3683

約数の個数: 72

約数和(自身を含む): 63667968

約数和(自身を除く): 42553140

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 23, 28, 36, 42, 46, 63, 69, 84, 92, 126, 138, 161, 207, 252, 276, 322, 414, 483, 644, 828, 966, 1449, 1932, 2898, 3643, 5796, 7286, 10929, 14572, 21858, 25501, 32787, 43716, 51002, 65574, 76503, 83789, 102004, 131148, 153006, 167578, 229509, 251367, 306012, 335156, 459018, 502734, 586523, 754101, 918036, 1005468, 1173046, 1508202, 1759569, 2346092, 3016404, 3519138, 5278707, 7038276, 10557414, 21114828]

約数ペア:

[(1, 21114828), (2, 10557414), (3, 7038276), (4, 5278707), (6, 3519138), (7, 3016404), (9, 2346092), (12, 1759569), (14, 1508202), (18, 1173046), (21, 1005468), (23, 918036), (28, 754101), (36, 586523), (42, 502734), (46, 459018), (63, 335156), (69, 306012), (84, 251367), (92, 229509), (126, 167578), (138, 153006), (161, 131148), (207, 102004), (252, 83789), (276, 76503), (322, 65574), (414, 51002), (483, 43716), (644, 32787), (828, 25501), (966, 21858), (1449, 14572), (1932, 10929), (2898, 7286), (3643, 5796)]