21432544

素因数分解:

$2^5\times 7^1\times {\mathrm{163}}^1\times {\mathrm{587}}^1$

素因数の和:767

約数の個数: 48

約数和(自身を含む): 48601728

約数和(自身を除く): 27169184

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 163, 224, 326, 587, 652, 1141, 1174, 1304, 2282, 2348, 2608, 4109, 4564, 4696, 5216, 8218, 9128, 9392, 16436, 18256, 18784, 32872, 36512, 65744, 95681, 131488, 191362, 382724, 669767, 765448, 1339534, 1530896, 2679068, 3061792, 5358136, 10716272, 21432544]

約数ペア:

[(1, 21432544), (2, 10716272), (4, 5358136), (7, 3061792), (8, 2679068), (14, 1530896), (16, 1339534), (28, 765448), (32, 669767), (56, 382724), (112, 191362), (163, 131488), (224, 95681), (326, 65744), (587, 36512), (652, 32872), (1141, 18784), (1174, 18256), (1304, 16436), (2282, 9392), (2348, 9128), (2608, 8218), (4109, 5216), (4564, 4696)]