21389376

素因数分解:

$2^6\times 3^1\times {\mathrm{101}}^1\times {\mathrm{1103}}^1$

素因数の和:1219

約数の個数: 56

約数和(自身を含む): 57204864

約数和(自身を除く): 35815488

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 101, 192, 202, 303, 404, 606, 808, 1103, 1212, 1616, 2206, 2424, 3232, 3309, 4412, 4848, 6464, 6618, 8824, 9696, 13236, 17648, 19392, 26472, 35296, 52944, 70592, 105888, 111403, 211776, 222806, 334209, 445612, 668418, 891224, 1336836, 1782448, 2673672, 3564896, 5347344, 7129792, 10694688, 21389376]

約数ペア:

[(1, 21389376), (2, 10694688), (3, 7129792), (4, 5347344), (6, 3564896), (8, 2673672), (12, 1782448), (16, 1336836), (24, 891224), (32, 668418), (48, 445612), (64, 334209), (96, 222806), (101, 211776), (192, 111403), (202, 105888), (303, 70592), (404, 52944), (606, 35296), (808, 26472), (1103, 19392), (1212, 17648), (1616, 13236), (2206, 9696), (2424, 8824), (3232, 6618), (3309, 6464), (4412, 4848)]