21487136

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{61043}}^1$

素因数の和:61064

約数の個数: 24

約数和(自身を含む): 46149264

約数和(自身を除く): 24662128

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 88, 176, 352, 61043, 122086, 244172, 488344, 671473, 976688, 1342946, 1953376, 2685892, 5371784, 10743568, 21487136]

約数ペア:

[(1, 21487136), (2, 10743568), (4, 5371784), (8, 2685892), (11, 1953376), (16, 1342946), (22, 976688), (32, 671473), (44, 488344), (88, 244172), (176, 122086), (352, 61043)]