21744626

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{401}}^1\times {\mathrm{1427}}^1$

素因数の和:1849

約数の個数: 16

約数和(自身を含む): 34443360

約数和(自身を除く): 12698734

約数列:

[1, 2, 19, 38, 401, 802, 1427, 2854, 7619, 15238, 27113, 54226, 572227, 1144454, 10872313, 21744626]

約数ペア:

[(1, 21744626), (2, 10872313), (19, 1144454), (38, 572227), (401, 54226), (802, 27113), (1427, 15238), (2854, 7619)]