21881856

素因数分解:

$2^{10}\times 3^1\times {\mathrm{17}}^1\times {\mathrm{419}}^1$

素因数の和:459

約数の個数: 88

約数和(自身を含む): 61901280

約数和(自身を除く): 40019424

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 32, 34, 48, 51, 64, 68, 96, 102, 128, 136, 192, 204, 256, 272, 384, 408, 419, 512, 544, 768, 816, 838, 1024, 1088, 1257, 1536, 1632, 1676, 2176, 2514, 3072, 3264, 3352, 4352, 5028, 6528, 6704, 7123, 8704, 10056, 13056, 13408, 14246, 17408, 20112, 21369, 26112, 26816, 28492, 40224, 42738, 52224, 53632, 56984, 80448, 85476, 107264, 113968, 160896, 170952, 214528, 227936, 321792, 341904, 429056, 455872, 643584, 683808, 911744, 1287168, 1367616, 1823488, 2735232, 3646976, 5470464, 7293952, 10940928, 21881856]

約数ペア:

[(1, 21881856), (2, 10940928), (3, 7293952), (4, 5470464), (6, 3646976), (8, 2735232), (12, 1823488), (16, 1367616), (17, 1287168), (24, 911744), (32, 683808), (34, 643584), (48, 455872), (51, 429056), (64, 341904), (68, 321792), (96, 227936), (102, 214528), (128, 170952), (136, 160896), (192, 113968), (204, 107264), (256, 85476), (272, 80448), (384, 56984), (408, 53632), (419, 52224), (512, 42738), (544, 40224), (768, 28492), (816, 26816), (838, 26112), (1024, 21369), (1088, 20112), (1257, 17408), (1536, 14246), (1632, 13408), (1676, 13056), (2176, 10056), (2514, 8704), (3072, 7123), (3264, 6704), (3352, 6528), (4352, 5028)]