21061504

素因数分解:

$2^7\times {\mathrm{17}}^1\times {\mathrm{9679}}^1$

素因数の和:9710

約数の個数: 32

約数和(自身を含む): 44431200

約数和(自身を除く): 23369696

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 272, 544, 1088, 2176, 9679, 19358, 38716, 77432, 154864, 164543, 309728, 329086, 619456, 658172, 1238912, 1316344, 2632688, 5265376, 10530752, 21061504]

約数ペア:

[(1, 21061504), (2, 10530752), (4, 5265376), (8, 2632688), (16, 1316344), (17, 1238912), (32, 658172), (34, 619456), (64, 329086), (68, 309728), (128, 164543), (136, 154864), (272, 77432), (544, 38716), (1088, 19358), (2176, 9679)]