21052437119

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{3534067}}^1$

素因数の和:3534134

約数の個数: 16

約数和(自身を含む): 25784560128

約数和(自身を除く): 4732123009

約数列:

[1, 7, 23, 37, 161, 259, 851, 5957, 3534067, 24738469, 81283541, 130760479, 568984787, 915323353, 3007491017, 21052437119]

約数ペア:

[(1, 21052437119), (7, 3007491017), (23, 915323353), (37, 568984787), (161, 130760479), (259, 81283541), (851, 24738469), (5957, 3534067)]