21847804

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{683}}^1\times {\mathrm{727}}^1$

素因数の和:1425

約数の個数: 24

約数和(自身を含む): 41827968

約数和(自身を除く): 19980164

約数列:

[1, 2, 4, 11, 22, 44, 683, 727, 1366, 1454, 2732, 2908, 7513, 7997, 15026, 15994, 30052, 31988, 496541, 993082, 1986164, 5461951, 10923902, 21847804]

約数ペア:

[(1, 21847804), (2, 10923902), (4, 5461951), (11, 1986164), (22, 993082), (44, 496541), (683, 31988), (727, 30052), (1366, 15994), (1454, 15026), (2732, 7997), (2908, 7513)]