21506002

素因数分解:

$2^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{7079}}^1$

素因数の和:7126

約数の個数: 24

約数和(自身を含む): 38741760

約数和(自身を除く): 17235758

約数列:

[1, 2, 7, 14, 31, 49, 62, 98, 217, 434, 1519, 3038, 7079, 14158, 49553, 99106, 219449, 346871, 438898, 693742, 1536143, 3072286, 10753001, 21506002]

約数ペア:

[(1, 21506002), (2, 10753001), (7, 3072286), (14, 1536143), (31, 693742), (49, 438898), (62, 346871), (98, 219449), (217, 99106), (434, 49553), (1519, 14158), (3038, 7079)]