21347328

素因数分解:

$2^{10}\times 3^1\times {\mathrm{6949}}^1$

素因数の和:6972

約数の個数: 44

約数和(自身を含む): 56906600

約数和(自身を除く): 35559272

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 256, 384, 512, 768, 1024, 1536, 3072, 6949, 13898, 20847, 27796, 41694, 55592, 83388, 111184, 166776, 222368, 333552, 444736, 667104, 889472, 1334208, 1778944, 2668416, 3557888, 5336832, 7115776, 10673664, 21347328]

約数ペア:

[(1, 21347328), (2, 10673664), (3, 7115776), (4, 5336832), (6, 3557888), (8, 2668416), (12, 1778944), (16, 1334208), (24, 889472), (32, 667104), (48, 444736), (64, 333552), (96, 222368), (128, 166776), (192, 111184), (256, 83388), (384, 55592), (512, 41694), (768, 27796), (1024, 20847), (1536, 13898), (3072, 6949)]