21591792

素因数分解:

$2^4\times 3^3\times {\mathrm{151}}^1\times {\mathrm{331}}^1$

素因数の和:499

約数の個数: 80

約数和(自身を含む): 62575360

約数和(自身を除く): 40983568

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 108, 144, 151, 216, 302, 331, 432, 453, 604, 662, 906, 993, 1208, 1324, 1359, 1812, 1986, 2416, 2648, 2718, 2979, 3624, 3972, 4077, 5296, 5436, 5958, 7248, 7944, 8154, 8937, 10872, 11916, 15888, 16308, 17874, 21744, 23832, 32616, 35748, 47664, 49981, 65232, 71496, 99962, 142992, 149943, 199924, 299886, 399848, 449829, 599772, 799696, 899658, 1199544, 1349487, 1799316, 2399088, 2698974, 3598632, 5397948, 7197264, 10795896, 21591792]

約数ペア:

[(1, 21591792), (2, 10795896), (3, 7197264), (4, 5397948), (6, 3598632), (8, 2698974), (9, 2399088), (12, 1799316), (16, 1349487), (18, 1199544), (24, 899658), (27, 799696), (36, 599772), (48, 449829), (54, 399848), (72, 299886), (108, 199924), (144, 149943), (151, 142992), (216, 99962), (302, 71496), (331, 65232), (432, 49981), (453, 47664), (604, 35748), (662, 32616), (906, 23832), (993, 21744), (1208, 17874), (1324, 16308), (1359, 15888), (1812, 11916), (1986, 10872), (2416, 8937), (2648, 8154), (2718, 7944), (2979, 7248), (3624, 5958), (3972, 5436), (4077, 5296)]