21879296

素因数分解:

$2^9\times {\mathrm{151}}^1\times {\mathrm{283}}^1$

素因数の和:452

約数の個数: 40

約数和(自身を含む): 44160864

約数和(自身を除く): 22281568

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 151, 256, 283, 302, 512, 566, 604, 1132, 1208, 2264, 2416, 4528, 4832, 9056, 9664, 18112, 19328, 36224, 38656, 42733, 72448, 77312, 85466, 144896, 170932, 341864, 683728, 1367456, 2734912, 5469824, 10939648, 21879296]

約数ペア:

[(1, 21879296), (2, 10939648), (4, 5469824), (8, 2734912), (16, 1367456), (32, 683728), (64, 341864), (128, 170932), (151, 144896), (256, 85466), (283, 77312), (302, 72448), (512, 42733), (566, 38656), (604, 36224), (1132, 19328), (1208, 18112), (2264, 9664), (2416, 9056), (4528, 4832)]