21213325252

素因数分解:

$2^2\times 7^1\times {\mathrm{181}}^1\times {\mathrm{4185739}}^1$

素因数の和:4185931

約数の個数: 24

約数和(自身を含む): 42661062080

約数和(自身を除く): 21447736828

約数列:

[1, 2, 4, 7, 14, 28, 181, 362, 724, 1267, 2534, 5068, 4185739, 8371478, 16742956, 29300173, 58600346, 117200692, 757618759, 1515237518, 3030475036, 5303331313, 10606662626, 21213325252]

約数ペア:

[(1, 21213325252), (2, 10606662626), (4, 5303331313), (7, 3030475036), (14, 1515237518), (28, 757618759), (181, 117200692), (362, 58600346), (724, 29300173), (1267, 16742956), (2534, 8371478), (5068, 4185739)]