21372736

素因数分解:

$2^6\times 7^1\times {\mathrm{11}}^1\times {\mathrm{4337}}^1$

素因数の和:4367

約数の個数: 56

約数和(自身を含む): 52888896

約数和(自身を除く): 31516160

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 64, 77, 88, 112, 154, 176, 224, 308, 352, 448, 616, 704, 1232, 2464, 4337, 4928, 8674, 17348, 30359, 34696, 47707, 60718, 69392, 95414, 121436, 138784, 190828, 242872, 277568, 333949, 381656, 485744, 667898, 763312, 971488, 1335796, 1526624, 1942976, 2671592, 3053248, 5343184, 10686368, 21372736]

約数ペア:

[(1, 21372736), (2, 10686368), (4, 5343184), (7, 3053248), (8, 2671592), (11, 1942976), (14, 1526624), (16, 1335796), (22, 971488), (28, 763312), (32, 667898), (44, 485744), (56, 381656), (64, 333949), (77, 277568), (88, 242872), (112, 190828), (154, 138784), (176, 121436), (224, 95414), (308, 69392), (352, 60718), (448, 47707), (616, 34696), (704, 30359), (1232, 17348), (2464, 8674), (4337, 4928)]