21832020

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{17327}}^1$

素因数の和:17349

約数の個数: 72

約数和(自身を含む): 75688704

約数和(自身を除く): 53856684

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 17327, 34654, 51981, 69308, 86635, 103962, 121289, 155943, 173270, 207924, 242578, 259905, 311886, 346540, 363867, 485156, 519810, 606445, 623772, 727734, 779715, 1039620, 1091601, 1212890, 1455468, 1559430, 1819335, 2183202, 2425780, 3118860, 3638670, 4366404, 5458005, 7277340, 10916010, 21832020]

約数ペア:

[(1, 21832020), (2, 10916010), (3, 7277340), (4, 5458005), (5, 4366404), (6, 3638670), (7, 3118860), (9, 2425780), (10, 2183202), (12, 1819335), (14, 1559430), (15, 1455468), (18, 1212890), (20, 1091601), (21, 1039620), (28, 779715), (30, 727734), (35, 623772), (36, 606445), (42, 519810), (45, 485156), (60, 363867), (63, 346540), (70, 311886), (84, 259905), (90, 242578), (105, 207924), (126, 173270), (140, 155943), (180, 121289), (210, 103962), (252, 86635), (315, 69308), (420, 51981), (630, 34654), (1260, 17327)]