21913996851

素因数分解:

$3^5\times {\mathrm{509}}^1\times {\mathrm{177173}}^1$

素因数の和:177697

約数の個数: 24

約数和(自身を含む): 32890581360

約数和(自身を除く): 10976584509

約数列:

[1, 3, 9, 27, 81, 243, 509, 1527, 4581, 13743, 41229, 123687, 177173, 531519, 1594557, 4783671, 14351013, 43053039, 90181057, 270543171, 811629513, 2434888539, 7304665617, 21913996851]

約数ペア:

[(1, 21913996851), (3, 7304665617), (9, 2434888539), (27, 811629513), (81, 270543171), (243, 90181057), (509, 43053039), (1527, 14351013), (4581, 4783671), (13743, 1594557), (41229, 531519), (123687, 177173)]