21038356346

素因数分解:

$2^1\times 7^1\times {\mathrm{10271}}^1\times {\mathrm{146309}}^1$

素因数の和:156589

約数の個数: 16

約数和(自身を含む): 36069511680

約数和(自身を除く): 15031155334

約数列:

[1, 2, 7, 14, 10271, 20542, 71897, 143794, 146309, 292618, 1024163, 2048326, 1502739739, 3005479478, 10519178173, 21038356346]

約数ペア:

[(1, 21038356346), (2, 10519178173), (7, 3005479478), (14, 1502739739), (10271, 2048326), (20542, 1024163), (71897, 292618), (143794, 146309)]