21111062

素因数分解:

$2^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{6949}}^1$

素因数の和:6996

約数の個数: 24

約数和(自身を含む): 38030400

約数和(自身を除く): 16919338

約数列:

[1, 2, 7, 14, 31, 49, 62, 98, 217, 434, 1519, 3038, 6949, 13898, 48643, 97286, 215419, 340501, 430838, 681002, 1507933, 3015866, 10555531, 21111062]

約数ペア:

[(1, 21111062), (2, 10555531), (7, 3015866), (14, 1507933), (31, 681002), (49, 430838), (62, 340501), (98, 215419), (217, 97286), (434, 48643), (1519, 13898), (3038, 6949)]