21051601

素因数分解:

${\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{719}}^1$

素因数の和:828

約数の個数: 16

約数和(自身を含む): 23500800

約数和(自身を除く): 2449199

約数列:

[1, 19, 23, 67, 437, 719, 1273, 1541, 13661, 16537, 29279, 48173, 314203, 915287, 1107979, 21051601]

約数ペア:

[(1, 21051601), (19, 1107979), (23, 915287), (67, 314203), (437, 48173), (719, 29279), (1273, 16537), (1541, 13661)]