21982180147221

素因数分解:

$3^1\times 7^1\times {\mathrm{277}}^1\times {\mathrm{1447}}^1\times {\mathrm{2611579}}^1$

素因数の和:2613313

約数の個数: 32

約数和(自身を含む): 33640827504640

約数和(自身を除く): 11658647357419

約数列:

[1, 3, 7, 21, 277, 831, 1447, 1939, 4341, 5817, 10129, 30387, 400819, 1202457, 2611579, 2805733, 7834737, 8417199, 18281053, 54843159, 723407383, 2170222149, 3778954813, 5063851681, 11336864439, 15191555043, 26452683691, 79358051073, 1046770483201, 3140311449603, 7327393382407, 21982180147221]

約数ペア:

[(1, 21982180147221), (3, 7327393382407), (7, 3140311449603), (21, 1046770483201), (277, 79358051073), (831, 26452683691), (1447, 15191555043), (1939, 11336864439), (4341, 5063851681), (5817, 3778954813), (10129, 2170222149), (30387, 723407383), (400819, 54843159), (1202457, 18281053), (2611579, 8417199), (2805733, 7834737)]