21006073438

素因数分解:

$2^1\times 7^1\times {\mathrm{1097}}^1\times {\mathrm{1367761}}^1$

素因数の和:1368867

約数の個数: 16

約数和(自身を含む): 36043264224

約数和(自身を除く): 15037190786

約数列:

[1, 2, 7, 14, 1097, 2194, 7679, 15358, 1367761, 2735522, 9574327, 19148654, 1500433817, 3000867634, 10503036719, 21006073438]

約数ペア:

[(1, 21006073438), (2, 10503036719), (7, 3000867634), (14, 1500433817), (1097, 19148654), (2194, 9574327), (7679, 2735522), (15358, 1367761)]