21000700036

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{128053049}}^1$

素因数の和:128053094

約数の個数: 12

約数和(自身を含む): 37647596700

約数和(自身を除く): 16646896664

約数列:

[1, 2, 4, 41, 82, 164, 128053049, 256106098, 512212196, 5250175009, 10500350018, 21000700036]

約数ペア:

[(1, 21000700036), (2, 10500350018), (4, 5250175009), (41, 512212196), (82, 256106098), (164, 128053049)]