21143208

素因数分解:

$2^3\times 3^1\times {\mathrm{41}}^1\times {\mathrm{21487}}^1$

素因数の和:21537

約数の個数: 32

約数和(自身を含む): 54149760

約数和(自身を除く): 33006552

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 41, 82, 123, 164, 246, 328, 492, 984, 21487, 42974, 64461, 85948, 128922, 171896, 257844, 515688, 880967, 1761934, 2642901, 3523868, 5285802, 7047736, 10571604, 21143208]

約数ペア:

[(1, 21143208), (2, 10571604), (3, 7047736), (4, 5285802), (6, 3523868), (8, 2642901), (12, 1761934), (24, 880967), (41, 515688), (82, 257844), (123, 171896), (164, 128922), (246, 85948), (328, 64461), (492, 42974), (984, 21487)]