21836864

素因数分解:

$2^6\times 7^1\times {\mathrm{79}}^1\times {\mathrm{617}}^1$

素因数の和:715

約数の個数: 56

約数和(自身を含む): 50231040

約数和(自身を除く): 28394176

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 79, 112, 158, 224, 316, 448, 553, 617, 632, 1106, 1234, 1264, 2212, 2468, 2528, 4319, 4424, 4936, 5056, 8638, 8848, 9872, 17276, 17696, 19744, 34552, 35392, 39488, 48743, 69104, 97486, 138208, 194972, 276416, 341201, 389944, 682402, 779888, 1364804, 1559776, 2729608, 3119552, 5459216, 10918432, 21836864]

約数ペア:

[(1, 21836864), (2, 10918432), (4, 5459216), (7, 3119552), (8, 2729608), (14, 1559776), (16, 1364804), (28, 779888), (32, 682402), (56, 389944), (64, 341201), (79, 276416), (112, 194972), (158, 138208), (224, 97486), (316, 69104), (448, 48743), (553, 39488), (617, 35392), (632, 34552), (1106, 19744), (1234, 17696), (1264, 17276), (2212, 9872), (2468, 8848), (2528, 8638), (4319, 5056), (4424, 4936)]