21014152

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{138251}}^1$

素因数の和:138276

約数の個数: 16

約数和(自身を含む): 41475600

約数和(自身を除く): 20461448

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 138251, 276502, 553004, 1106008, 2626769, 5253538, 10507076, 21014152]

約数ペア:

[(1, 21014152), (2, 10507076), (4, 5253538), (8, 2626769), (19, 1106008), (38, 553004), (76, 276502), (152, 138251)]