21178102

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{367}}^1$

素因数の和:484

約数の個数: 32

約数和(自身を含む): 36140544

約数和(自身を除く): 14962442

約数列:

[1, 2, 11, 22, 43, 61, 86, 122, 367, 473, 671, 734, 946, 1342, 2623, 4037, 5246, 8074, 15781, 22387, 28853, 31562, 44774, 57706, 173591, 246257, 347182, 492514, 962641, 1925282, 10589051, 21178102]

約数ペア:

[(1, 21178102), (2, 10589051), (11, 1925282), (22, 962641), (43, 492514), (61, 347182), (86, 246257), (122, 173591), (367, 57706), (473, 44774), (671, 31562), (734, 28853), (946, 22387), (1342, 15781), (2623, 8074), (4037, 5246)]